4选B in that 由于,因为Human beings are superior to animals in that they can use language as a tool to communicate.
5选A come up with提出,提供 He claimed to have been the first to come up with that idea.
come out 出现,显露,出版,发表 When will his new book come out?
come round/ around 顺便来访,改变主意 He will never come round to our way of thinking.
come up to达到,符合Only in this way will you come up to the Partys expectations.
1. The political future of the president is now hanging by a __.
A thread B cord C string D rope
2. The question is still__ discussion.
A in B by C for D under
3. We managed to reach the top of the mountain, and half an hour later we began to __.
A ascend B descend C decline D plunge
4. To survive in the intense trade competition between countries, we must__ the qualities and varieties of products we make to the world-market demand.
A improve B enhance C guarantee D gear
5. There has been a __ lack of communication between the union and the management.
A regretful B regrettable C regretting D regretted
答案:
1-5ADBDB
1.选A 四个选项都有绳索这个意思,但只有thread和hang by构成习语:hang by a thread千钧一发,危在旦夕
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