13.—How did your students express their thanks to you on Teachers’ Day?
—A gift together with many flowers________sent to me.
A.is B.are
C.was D.were
【解析】 考查主谓一致和时态。若句子的主语是由together with，along with，with，as well as+名词或代词来修饰时，谓语动词与together with，along with，with，as well as前面的名词或代词保持数的一致。根据问句，此处用一般过去时。
【答案】 C
14.This kind of book________very useful but books of that kind________useless.
A.is;is B.is;are
C.are;is D.are;are
【解析】 第一空前主语是“这种书”，而第二空前主语是books。
【答案】 B
15.—Mike，what did our monitor say just now?
—Every boy and every girl as well as teachers who________to visit the museum________asked to be at the school gate before 6∶30 in the morning.
A.is;is B.are;are
C.is;are D.are;is
【解析】 该题为一个含有定语从句的复合句，句中作定语的关系代词who指代先行词teachers，为复数，故谓语动词用are;as well as连接两个主语时，谓语动词要根据前一个主语决定;由every，no，each等限定的并由and连接的两个并列名词作主语时，谓语动词要用单数形式。
【答案】 D
16-Why does the lake smell terrible?
—Because large quantities of water________.
A.have polluted
B.is being polluted
C.has been polluted
D.have been polluted
【解析】 句意为：——这湖水怎么这么难闻?——因为大量的水已经被污染了。本题考查时态、语态及主谓一致问题。water与pollute为被动关系，故排除A项;B表“正被污染”，故排除;large quantities of后加名词，谓语动词应与quantities保持一致，故排除C项，答案为D项。
【答案】 D
17.Dr.Smith，together with his wife and daughters，________visit Beijing this summer.
A.is going to B.are going to
C.was going to D.were going to
【解析】 当主语后出现together with/as well as等介词短语时，谓语动词的数与介词短语前的主语保持一致，故可排除B、D两项;根据时间状语this summer可知应用一般将来时态。
【答案】 A
18.The teacher together with the students________discussing Reading Skills that________newly published in America.
A.are;were B.is;were
C.are;was D.is;was
【解析】 句意为：老师和同学们在讨论美国刚出版的《阅读技巧》一书。不难看出主句的主语是the teacher，together with the students是附加部分，而Reading Skills 是一个书名也应该用第三人称单数形式。
【答案】 D
19.Either you or one of your students________to attend the meeting that is due tomorrow.
A.are B.is
C.have D.be
【解析】 句意为：要么是你或者你的一名学生应该出席明天的会议。该题考查的是主谓一致，按照就近一致原则，one of your students的中心词为one，谓语动词该用单数，在本句中is to do表示应该(should)。
【答案】 B
20.At present，one of the arguments in favor of the new airport________that it will bring a lot of jobs to the area.
A.is B.are
C.will be D.was
【解析】 句意为：目前，人们赞成建一座新机场的理由之一是它将给这个地区带来很多的就业机会。本题考查动词时态，At present=Now是解题的关键。
【答案】 A
21.-Did you go to the show last night?
—Yeah.Every boy and girl in the area________invited.
A.were B.have been
C.has been D.was
【解析】 主语是every boy and girl，表示单数概念，故谓语动词用单数，且询问昨晚的情况，有明确的过去时间，所以应选择was。
【答案】 D
22.Professor James will give us a lecture on the Western culture，but when and where________yet.
A.hasn’t been decided B.haven’t decided
C.isn’t being decided D.aren’t decided
【解析】 本题考查主谓一致。when and where引导的从句或跟不定式连用时谓语动词用单数，再根据本题意思应用被动语态。
【答案】 A
23.We live day by day，but in the great things，the time of days and weeks________so small that a day is unimportant.
A.is B.are
C.has been D.have been
【解析】 此题考查主谓一致的基本用法。主语是time，后面of days and weeks是它的定语，所以谓语用单数。
【答案】 A
24-A survey of the opinions of experts________that three hours of outdoor exercise a week________good for one’s health.
A.show;are B.shows;is
C.show;is D.shows;are
【解析】 本题考查主谓一致。第一空的主语是a survey，故用单数shows;第二空是不可数名词exercise作主语，故用is。
【答案】 B
25.As a result of the serious flood，twothirds of the buildings in the area_____.
A.need repairing B.needs to repair
C.needs repairing D.need to repair
【解析】 此题考查主谓一致及“need”的特殊用法。twothirds of the buildings作主语，谓语动词应与the buildings保持一致，故应用复数谓语动词。need 此处意为“需要”，用法应是need to be done/need doing。
【答案】 A
