13. The last decade _______ remarkable progress made in medicalresearch.
A. see B. hasseen C. saw D. had seen
为什么选C,我选了B。
15. Though our city has ________ good publictransport system, _______ private car is becoming ________ popular means oftransport.
A. /, a, / B. the, the, the C. a, the ,a D. a, /, the
这个第二空位什么要加the (答案是C)
16. Theresidents approved of the measured _______ sofar in our city,______ to bring a sharp rise in oil prices.
A. having been taken, intended B. to be taken, intended
C. taken, to intend D. taken, intended
为什么选D,我选了A。因为我看到了so far ,觉得是现完。
18. Using renewable energy sources is a simpleidea, but _____we find it hard to put into practice.
A. what B. that C. which D. one
为什么是D列。我觉得B,D 都对啊。
20. ---Where does Jack work?
---I’m not sure, but he worked at worked at Motorola when Ilast met him, _________.
A. however B. though C. yet D. anyhow
为什么选D .
23. “Sure,” said the farmer, and with that he_________ a whistle.
A. went out B. gave out C. let out D. made out
为什么选make out,有什么意思这个词组?
34. ——What should I wearto attend his wedding party?
——Dress____ you like.
A. what B. however C. whatever D. how
为什么选B不选C,我选了C
37. The president stood by a window inside the room, ____, looking over the square.
A. where I entered B. into which I entered C. which I entered D. that I entered
为什么选C不选B不是I enter into the room 吗