16. Jia Siming never openly ( ) that his dream was to be a gardener because he was afraid of attracting others' ridicule.
A. confessed
B. conceded
C. expressed
D. admitted
【答案】C。“他从未公开…他想成为园丁的梦想”。选项 A：承认、坦白;选项 B：让步、承让;选项 C：表达;选项 D：承认、许可。根据句意可知只是客观描述他从未公开表达自己的梦想，故正确答案是选项 C。
17. The little baby is waving his hand to asked ( ) another bottle of milk.
A. for
B. out
C. in
D. on
【答案】A。考察 ask 短语辨析。Ask for：请求、要求;ask out：邀请外出;ask in：请进来;ask on 短语不存在，可以表达 ask sb on sth，表示询问某人某事。根据句意可知是小孩挥手要一瓶牛奶，表达一种要求。故正确答案是选项 A。
18. The labor movement marches forward with the same ( ) and renewed vigor to stand together for all working people.
A. participation
B. requirement
C. commitment
D. reflection
【答案】C。“工人运动以同样的…和全新活力前进，聚在一起为了所有劳动者”。选项 A：参与、分享;选项 B：要求、必要条件;选项 C：投入、献身;选项 D：反思、反射。结合句意可知补充“同样的投入”更合适，故正确答案是选项 C。
19. Experts warn that sharp currency decreases usually hurt consumer ( ) and lead to less spending on goods and services. That causes economic growth to slow.
A. determination
B. commitment
C. satisfaction
D. confidence
【答案】D。“专家警告货币贬值会打击消费者…，他们会减少物品和服务消费”。选项 A：决心;选项 B：投入;选项 C：满意;选项 D：信心。根据常识可知货币贬值会打击消费者的信心，故正确答案是选项 D。
20. He ( ) himself a superhero and goes out at night to catch bad guys.
A. presumes
B. assumes
C. suppose
D. imagine
【答案】B。“他…自己是超人，夜里去抓捕坏人”。选项 A：推测、假定;选项 B：设想、假定;选项 C：假设、认为;选项 D：想象。根据空缺处可知应该填入动词第三人称单数形式，选项 CD 排除。Assume 通常指在毫无根据的情况下做出假设，很可能是错误的判断;presume 通常用于强调基于证据或者可能性而得出或者推出的想法。选项中只有 B 项符合文意，故正确答案是选项 B。
