"Do you want the pants?"
"My pants _______ laid in bed."
A. is
B. was
C. are
D. being
答案(C)．“pants”作主语时，其后用复数谓语动词。

When we get our tickets, _______ be marked "first class."
A. it is to
B. it will
C. they were to
D. they will
答案(D)．“tickets”是复数，应选择复数指示代词代它。(C)不能选择，因为时态不对。本句中的时间状语从句用的是一般现在时，主句中不能用过去时。

There was _______ of complete silence.
A. an instant
B. hours
C. three minutes
D. seconds
答案(A)．“was”是“There”引导的倒装句的谓语动词，是单数，需单数名词作主语。本句中的四个答案只有(A)是单数名词，所以正确的答案只能是它。

_______ of us are staying home.
A. Some
B. A little
C. Couples
D. Less
答案(A)．(B)、(D)、是不可能的，因为“a little”和“less”都是修饰不可数名词的。此外，没有(C)“Couples of us”的表达法。

I will talk to the children _______.
A. one and then the other
B. first one then the next
C. one by one
D. in singles
答案(C)．“one by one”是固定表达法，表示“一个一个地”的意思。(A)、(B)、(D)不能选择，因为，不符合英语表达习惯。

Because the first pair of pants did not fit properly, he asked for _______.
A. another pants
B. others pants
C. the othters ones
D. another pair
答案(D)．句中有“first pair”，选择时应考虑同其相对应的答案“another pair”。(A)不能选，因为，“another”之后接可数名词单数，而不接复数。(B)中“others pants”是错的；应改为“other pants”。(C)中“the others ones”也是错的，应改为“others”。需要说明的是，即使把(B)和(C)改对，本题也只能(D)．因为选择时应考虑平行结构。

She wore clothes _______.
A. that was better than the other girls
B. that was better than that of the other girls
C. that were better than that of the other girls
D. that were better than those of the other girls
答案(D)．“clothes”是复数名词，其后的谓语动词和代词形式都应用复数。(A)中谓语动词是单数，错了。此外，用衣服同其他女孩子作比较也是不对的；(B)中的比较对了，但用的谓语动词和代词都是单数，所以不对。(C)中谓语动词是复数，但是，代词却是单数，所以(C)也是错的。

Amelia Earhart, _______ woman to make a solo flight across the Atlantic Ocean, was born in 1898.
A. was the first
B. she was the first
C. the first who was a
D. the first
答案(D)．本句的主语是“Amelia Earhart”，是单数，谓语动词是“was born”，也是单数。所以这是一个完整的句子。此外，主谓性数也一致，没有错。在选择时，应考虑不能再选择带有谓语的短语了。这样,(A)、(B)、(C)应排除，因为它们都是带有谓语的短语。

_______ of gift-giving, barter, buying, and selling goes on among the Navajos.
A. A great deal
B. A great many
C. Much greater
D. Many
答案(A)．本句的谓语动词“goes”是单数，前面应是单数名词作主语。所以，只能选(A)．(B)、(D)表达的是复数概念，故不能选择。(C)是比较用法。本句不需要比较用法，所以(C)也不可选择。

Students today are writing _______ of poetry.
A. a great many lines
B. quantities of lines
C. lots lines
D. a large number
答案(A)．“a great many lines of peotry”(许多行诗)是正确的表达法。(B)说不通，无此表达法。(C)，“lots lines”改为“lots of lines”即可。(D)，“a large number”只可修饰可数名词“peoms”，而不可修饰不可数名词“poetry”。

The bookstore had not ordered _______ texts for all the students in the course.
A. plenty of
B. enough
C. as many
D. enough of
答案(B)．(A)“plenty of”应改为“a plenty of”，之后既可接可数名词，也可接不可数名词。(C)中的“as many”应去掉“as”。(D)中的“enough of”去掉“of”。

Lack of money means that the _______ of free clinics must be reduced.
A. amount
B. number
C. degree
D. quantity
答案(B)．“clinics”是可数名词，前面应用“number”修饰。“amount”修饰不可数名词。“degree”表示程度。“quantity”表示数量。而本句需要的是表示数额的名词“number”。

There _______ the last piece of cake and the last spoonful of ice cream.
A. we go
B. goes
C. go
D. are losing
答案(C)．“There”引导的倒装句中的主语是“piece”和“spoonful”两个名词，其后用复数谓语动词。(B)误用单数，而(A)和(D)显然不合句意.

_______ sent from Florida for all the children in Cabin Six.
A. A crate of oranges were
B. A crate of orange were
C. A crate of orange was
D. A crate of oranges was
答案(D)．“A crate”(一篮、一篓)是主语名词，是单数，其后谓语用单数。“A crate of oranges”是“一篮桔子”的意思。

when you put up the shelf, remember that _______ nails are needed at each pressure point.
A. one
B. any
C. a
D. several
答案(D)．“nails”是复数名词，前面用“several”表示数量。(A)和(C)表示的是单数，不可选择。(B)一般用于疑问句和否定句中。

There _______ in that part of the country.
A. are not much industry
B. is not many industry
C. are not many industry
D. is not much industry
答案(D)．“industry”一词在此是作为不可数抽象名词用的，意思是“工业”。如作可数名词用则表示“工厂企业”。(A)不对，因为谓语动词应是单数。(B)不对，因为“industry”是作为不可数名词用的，所以，前面不可用“many”来修饰。(C)不对，因为“industry”如作复数名词用，表示“工厂企业”，前面有“many”修饰，后面名词要用复数形式。

_______ photosynthesis is the ultimate source of food for almost all organisms on earth.
A. It is an extremely important process
B. An extremely important process, It is
C. That an extremely important process as
D. An extremely important process,
答案(D)．本句主语是“photosynthesis”(光合作用)，是单数名词，其后用单数谓语动词。(D)，“An extremely important process”是“photosynthesis”同位语短语。根据句子结构，其他三个答案都不可选择。

"What do you hear from your family?"
"Oh, the news _______ pretty good. "
A. were
B. is
C. are
D. had been
答案(B)．“news”是不可数名词，故选择(B)．(D)不可选择，因为时态不对。

In cold climates, the wood-frame dwelling, properly built and insulated , _______ warmest type of home.
A. and the
B. the
C. is the
D. where it is the
答案(C)．“dwelling”是单数名词主语，故选择(C)．根据句子结构，其他三个都不可选择。

"I like your furniture very much. "
"Thank you. We bought _______ in Denmark. "
A. the most of them
B. most of them
C. the more of it
D. most of it
答案(D)．“funiture”是不可数名词，应用单数代词“it”来代它，故选择(D)．(C)不可选择，因为本句不需比较级用法。

"Why is the university doing so much building?"
"The number of students _______ that there aren't enough classrooms."
A. have increased so rapidly
B. has increased so rapid
C. have increased so rapid
D. has increased so rapidly
答案(D)．“The number”作主语，应用单数谓语动词。(B)不可选择，因为“increase”需用副词“rapidly”修饰。

"Will you go to John's party?"
"It's said that there must be _______ interesting people. "
A. so
B. a lot of
C. much
D. very much
答案(B)．“peop1e”是可数名词，排除(C)和(D)。根据句意，(A)不妥。“A lot of interesting people”是“许多有趣的人”的意思。

"Who are those people over there?"
"They are _______."
A. mathematics student
B. mathematic students
C. mathematics students
D. mathematic student
答案(C)．“mathematics”是一门学科，和“students”在一起用时，表示学数学的学生。本句需用复数名词，故选择(C)．英语中没有“mathematic”这一形容词。“methamtics”的形容词是“mathematical”。

Her house is within _______ from the police station.
A. a stone's throw
B. a throw of a stone
C. stone's throw
D. the stone's throw
答案(A)．“within a stone's throw”是特定表达法，意思为：咫尺之遥”。其余三个用法都不对。

"Jim was late for two classes this morning"
"He said that he forgot both of the _______."
A. rooms number
B. room number
C. room's number
D. room numbers
答案(D)．“room number”相当于“the number of the room”，不需所属形式”s”，排除(C)。(A)不对，“room”在此不能加“s”作复数。(B)不对，因为“room number”前有“both”修饰。所以，只能选(D)。

" Have you ever gone water-skiing before?"
"Oh, yes _______."
A. a dozen of time
B. dozens of times
C. dozens of time
D. dozen of time
答案(B)．(A)不对，应该是“a dozen of times”。(C)和(D)误解了“time”的意思。

"Did you go on many of the club's ski trips this year?"
"No,_______. "
A. little at all
B. not much
C. quite less
D. very few
答案(D)．本题中间的是可数名词“trips”，故选择“very few”。“little”、“much”和“1ess”都修饰不可数名词。

"What did you see?"
"We saw _______ police there. "
A. many
B. much
C. little
D. the
答案(A)．“police”(警察)是可数名词，其单复数形式是同样的。做本题应用排除法。首先排除(B)和(C)。之后，排除(D)，因为“the police”表示“警察当局”抽象概念，与句意不符。

She wanted to serve some coffee to her guests; however, _______ "
A. she hadn't many sugar
B. there was not a great amount of the sugar
C. she did not have much sugar
D. she was lacking in amout of the sugar
答案(C)．“sugar”是不可数名词，排除了(A)。(B)与原句结构不相称。原句是一并列转折句，第二句话的主语最好也应用“she”。(D)句型不对。“lack”用作动词，句型是“1ack sth”(及物动词)，用作名词时，句型是“be in lack of sth”。

I was surprised to see _______ at the concert.
A. those number of people
B. that amount of people
C. that number of people
D. those amount of people
答案(C)．“people”是可数名词，首先排除(B)和(D)，因为两个短语中都有“amount”。(A)不对，应是“those numbers of people”。故只能选(C)．

John said that he didn't do _______ paper work.
A. many
B. lots of
C. a great deals of
D. much
答案(D)．“paper work”不可数，应用“much”来修饰。排除(A)。(B)“lots of”用于肯定句。(C)应改为“a great deal of”才行。

The senator seldom reads the newspaper because he has _______ time.
A. so little
B. not little
C. a little
D. the little
答案(A)．“has so little time”表示几乎没有时间。(B)无法选择。(C)表示有一点时间，如选择，与句意不符。(D)“has the little time”应接“to do sth”，所以与原句意不符。

Although the town had been attacked by the storm several times, _______ was done.
A. a few damages
B. few damages
C. little damage
D. a little damage
答案(C)．“damage”是不可数名词，首先排除(A)和(B)。(D)“a little”表示有一些损失，与原句意不符。应用“little damage”表示否定。

"The Johnsons have just moved into a larger house."
"Did they have to buy _______ for it?"
A. many new furniture
B. much new furnitures
C. many new furnitures
D. much new furniture
答案(D)．“furniture”不可数，用“much”修饰。排除(A)和(C)。(B)“furnitures”不可加“s”表示复数。

"Do you want to wait?"
"Two weeks _______ too long for me to wait. "
A. is
B. are
C. were
D. was
答案(A)．“Two weeks”是一个时间概念，应用单数谓语动词，故选择(A)．

James Joyce _______ of many books.
A. the author he has written
B. was the author
C. author writing
D. was the author write
答案(B)．“James Joyce”是一作家名字。后用单数谓语动词。根据句子结构，(A)、(C)、(D)都无法选择。

Convincing people of the merits of the project will require _______.
A. no opinions of majority
B. of no opinion to the majority
C. a majority opinion of
D. opinion of no majority
答案(A)．“require no opinions of majority”(不需要大多数人的意见)是惯用法。(B)、(C)、(D)句意都不对。

"What on earth is that?"
"Don't you know? That's a whale,_______. "
A. largest world's mammal
B. a largest mammal in the world
C. the world's largest mammal
D. largest mammal of the world
答案(C)．“the world's largest mammal”作“whale”同位语。最高级前面要加“the”。

There they were greeted by a woman called Zenobia, _______.
A. being a beautiful woman of wealth and position
B. who is beautiful woman of wealth and position
C. a beautiful woman of wealth and position
D. and a beautiful woman of wealth and position
答案(C)．“a beautifu1 woman of wealth and position”作“Zenobia”的同位语。(B)不可数选择，应改为“who is a beautiful woman of ...”。根据句子结构，(A)和(D)无法选择。

Biochemists use fireflies to study bioluminescence _______.
A. the heatless light given off by certain plants and animals
B. certain plants and animals give off the heatless light
C. which certain plants and animals give off the heatless ligh
D. is the healtless light given off by certain plants and animals
答案(A)．“bioluminescence”(生物发光)是单数不可数名词。“the heatless light given off ...”是作“bioluminescence”的同位语。根据句子结构，其他三个答案都无法选择。