and ________ connection benefits both sides.
A.a;the B.a;a
C./;/ D.the;a
答案 A
解析 两个connection中,前一个为泛指,后一个为特指,即上文所指。句意:家长会在老师与家长之间建立了一种联系,这种联系对双方均有益。选A项。
17.Do you think camping and climbing are of much________to our health?
A.benefit B.beneficial
C.benefits D.benefiting
答案 A
解析 句意:你认为野营和爬山对我们的身体健康很有好处吗?be of benefit to...对......有益处。
18.Your mother________,however,say that to us that day.
A.does B.did
C.is doing D.was doing
答案 B
解析 句意:然而,你母亲那天的确对我们说了那件事。强调谓语动词,用助动词,结合时态为过去时,故用did。
19.In front of our school ________,where a lot of people play or take exercise at any time.
A.does a park lie B.is a park lie
C.a park lies D.lies a park
答案 D
解析 当表示方位的介词短语位于句首时,句子要用完全倒装形式,即全部的谓语放在主语之前,in front of 是介词短语,该句要完全倒装,故选D。
20.We________him to stop surfing the Internet,but he wouldn't listen.
A.persuaded B.tried to persuade
C.suggested D.demanded
答案 B