Owing to environment pollution, a number of insects have ________. [ ] A. d

题型：模拟题难度：来源：

Owing to environment pollution,  a number of insects have ________. [     ]
A. died out
B. put out
C. brought out
D. picked out

答案

举一反三

The beautiful scenery ________ my happy memories of my childhood. [ ]
A. called back
B. called in
C. called up
D. called on

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As we all know,tigers and cats________the same family of beasts.[     ]
A. belonged to
B. are belonged to
C. belong to
D. are belonging to

题型：同步题难度：| 查看答案

—Didn"t you have a good time at the party?
—Of course I did.As a matter of fact, I had such fun that time seemed to________so quickly.[     ]
A. go by
B. go away
C. go out
D. go over

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Nowadays, no single country can successfully________the global problems alone.[     ]
A. make use of
B. deal with
C. come up with
D. go through

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We once worked for ten years without finding anything,but we decided to stick with it.Now our patience
has________.[     ]
A．paid off
B．paid back
C．given away
D．given up

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