(C)21.The longest bridge linking Hongkong to Chinese mainland at Zhuhai and Macao in a giant Y- shape, is due to be completed by 2015 and to be in use for 120 years.
A. will be expected B. is expecting C. is expected D. was expected
解析:C. expect有to think or consider that something or someone is likely to come or happen “認(rèn)為某人會(huì)來;認(rèn)為某事會(huì)發(fā)生;預(yù)計(jì)”,不用將來時(shí)態(tài)。
(B)22. Robert is said abroad, but I don’t know in which country he is.
A. have been studying B. to have been studying C. have studied D. to have studied
解析: be said后應(yīng)該接不定式形式,而且根據(jù)I don’t know in which country he is 意味著他現(xiàn)在仍然在國外學(xué)習(xí),表示從過去到現(xiàn)在一直在做某事,要用完成進(jìn)行體。所以選B,不能選D.
(D)23. Do take each subject seriously in college and even though you learn isn’t important for your life, the learning skills you acquire will be something to be cherished forever.
A. when B. where C. which D. what
解析:根據(jù)句子結(jié)構(gòu),and后是一個(gè)含有讓步狀語從句的一個(gè)復(fù)合句,而讓步狀語從句中又含有一個(gè)主語從句,what 在主語從句中做主語。故選D。