謂語(yǔ)動(dòng)詞用復(fù)數(shù)的情況
1) both, some, few, many 等用作主語(yǔ)或修飾主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
【例如】采集者退散
Both of my parents are over seventy years old.
Many students in my class have creative thoughts and wide knowledge.
2) “ the + 形容詞”作主語(yǔ)，在表示一類人或事物時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
【例如】
The aged are well taken care of by the government.
The poor are often looked down upon by the rich.
The young have respect for the old in China .
3) a number of, a lot of, any of, most of, the rest of, some of, none of, all of 修飾復(fù)數(shù)名詞時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
【例如】
Most of the teachers are responsible and knowledgeable.
A number of books have been published on the subject.
None of the books attract me a lot. the number of 表示“……的數(shù)量”，謂語(yǔ)動(dòng)詞用單數(shù)。
【例如】
The number of books published on this subject is simply amazing.
The number of foreign visitors to China has been increasing over the last several years.
4) 集合名詞作主語(yǔ)時(shí)，當(dāng)名詞表示整體時(shí)，謂語(yǔ)動(dòng)詞用單數(shù)；當(dāng)名詞強(qiáng)調(diào)集體中的個(gè)體時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
【例如】
The family is the basic unit of society. The family have agreed among themselves to spend their vocation in Europe .
CET4 語(yǔ)法： used to 的用法
“ used to 加不定式”表示過(guò)去常常干某事，現(xiàn)在不在干了。例如 :
I used to go to work by bus. Now I take a taxi.
She used to be very shy.
“ be used to doing ”表示習(xí)慣于干某事。
【例如】
I am used to getting up early and going to bed early.
He is used to being praised by others.
關(guān)系從句中的謂語(yǔ)動(dòng)詞
在“ one of + 名詞 ( 復(fù)數(shù) )+ 關(guān)系從句”中的單復(fù)數(shù)在“ one of+ 名詞 ( 復(fù)數(shù) )+ 關(guān)系從句”中，關(guān)系從句中的謂語(yǔ)動(dòng)詞常采用復(fù)數(shù)形式。
【例如】 She is one of the students who have passed Band Six.
This is one of the best books that have been published recently.
one 之前有 the only 等修飾語(yǔ)時(shí)從句動(dòng)詞要用單數(shù)。
【例如】 She is the only one of the girls who is chosen as the member of student union.
He was the only one of the boys who was given a prize.
以 only 引導(dǎo)狀語(yǔ)位于句首引起的倒裝來(lái)源：考試大
Only by shouting at the top of his voice was he able to make himself heard. Only in this way can we achieve what we want.Only in each afternoon does the university library open. Only under special circumstances ____to take make up tests. (CET-4 1997,6)
A) are freshmen permitted
B) permitted are freshmen
C) freshmen are permitted
D) are permitted freshmen
Only 加狀語(yǔ)位于句首，句子用倒裝語(yǔ)序，故答案為 A 。
1) both, some, few, many 等用作主語(yǔ)或修飾主語(yǔ)時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
【例如】采集者退散
Both of my parents are over seventy years old.
Many students in my class have creative thoughts and wide knowledge.
2) “ the + 形容詞”作主語(yǔ)，在表示一類人或事物時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
【例如】
The aged are well taken care of by the government.
The poor are often looked down upon by the rich.
The young have respect for the old in China .
3) a number of, a lot of, any of, most of, the rest of, some of, none of, all of 修飾復(fù)數(shù)名詞時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
【例如】
Most of the teachers are responsible and knowledgeable.
A number of books have been published on the subject.
None of the books attract me a lot. the number of 表示“……的數(shù)量”，謂語(yǔ)動(dòng)詞用單數(shù)。
【例如】
The number of books published on this subject is simply amazing.
The number of foreign visitors to China has been increasing over the last several years.
4) 集合名詞作主語(yǔ)時(shí)，當(dāng)名詞表示整體時(shí)，謂語(yǔ)動(dòng)詞用單數(shù)；當(dāng)名詞強(qiáng)調(diào)集體中的個(gè)體時(shí)，謂語(yǔ)動(dòng)詞用復(fù)數(shù)。
【例如】
The family is the basic unit of society. The family have agreed among themselves to spend their vocation in Europe .
CET4 語(yǔ)法： used to 的用法
“ used to 加不定式”表示過(guò)去常常干某事，現(xiàn)在不在干了。例如 :
I used to go to work by bus. Now I take a taxi.
She used to be very shy.
“ be used to doing ”表示習(xí)慣于干某事。
【例如】
I am used to getting up early and going to bed early.
He is used to being praised by others.
關(guān)系從句中的謂語(yǔ)動(dòng)詞
在“ one of + 名詞 ( 復(fù)數(shù) )+ 關(guān)系從句”中的單復(fù)數(shù)在“ one of+ 名詞 ( 復(fù)數(shù) )+ 關(guān)系從句”中，關(guān)系從句中的謂語(yǔ)動(dòng)詞常采用復(fù)數(shù)形式。
【例如】 She is one of the students who have passed Band Six.
This is one of the best books that have been published recently.
one 之前有 the only 等修飾語(yǔ)時(shí)從句動(dòng)詞要用單數(shù)。
【例如】 She is the only one of the girls who is chosen as the member of student union.
He was the only one of the boys who was given a prize.
以 only 引導(dǎo)狀語(yǔ)位于句首引起的倒裝來(lái)源：考試大
Only by shouting at the top of his voice was he able to make himself heard. Only in this way can we achieve what we want.Only in each afternoon does the university library open. Only under special circumstances ____to take make up tests. (CET-4 1997,6)
A) are freshmen permitted
B) permitted are freshmen
C) freshmen are permitted
D) are permitted freshmen
Only 加狀語(yǔ)位于句首，句子用倒裝語(yǔ)序，故答案為 A 。