主谓一致问题：
动名词短语,不定式短语, 名次性从句作主语, 谓语用单数
Doing this is not very easy.
To do this alone is not possible.
That he is honest is known to all.
主语带有together/along with, such as, as well as, accompanied by, including, rather than 等附加成分, 谓语的数不受附加成分的影响;
My father, together with his wife and son, is going to visit China.
表示时间,距离,金额, 重量, 面积, 体积, 容积等度量的名词短语作主语时, 谓语用单数
Ten dollars is not too much.
下面用and连接的主语表示一个概念, 谓语用单数:
law and order法制
a cup and saucer 茶杯碟子
the needle and thread 针线
horse and carriage马车
bread and butter奶油面包
soap and water肥皂水
fork and knife刀叉
trial and error反复尝试, 不断摸索
time and tide岁月
the ebb and flow盛衰, 潮涨潮落
某些固定结构中谓语的数
many a(each/every)( more than one)+ 单数名词, 谓语用单数
the number of(neither/either of)( one and a half)+ 复数名词, 谓语用单数
1. If law and order ___ not preserved, neither the citizen nor his property is safe.
A. is
B. are
C. was
D. were
2. how close parents are to their children __
a strong influence on the character of the children.
a. have
b. has
c. having
d. to have
3．Twenty pounds ___ enough for such a poor family to spend for a month.
a. were
b. being
c. have been
d. was
4. The president of the college, together with the deans, ___ planning a conference for the purpose of laying down a series of regulations.
a. were
b. are
c. is
d. will
5. many a person___ at the gate of the department store.
a. is standing
b. are standing
c. have been standing
d. have stood
6. the factory manager and secretary__ our party.
a. is to attend
b. are to attend
c. were to attend
d. is attended
7．Bill, along with three other men, __ to represent the union at the next meeting.
a. are
b. was
c. were
d. is
8. before the final examination, the teacher told the students, “Two hours___ the limit of this test.”
a. are
b. has been
c. would be
d. is
9. it would be better for her to continue to do this work than ___ something else.
a. to take up
b. taking up
c. have taken up
d. take up
11. the television director and critic, John Smith, __ here in the studio with me.
a. was
b. were
c. are
d. have been
12. usually players were more interested in defeating its old rival than__.
a. to win the championship
b. winning the championship
c. of winning the championship
d. in winning the championship
13. many a crime __ committed under the
pretext of democracy.
A. have been b. has been
c. has c. have
14. Mr Wells, together with all the members of his family, __ for Europe this afternoon.
a. are to leave
b. are leaving
c. is leaving
d. leave
9(a)12(d)。