词汇运用
1. Researchers in this field ________(有了一些重大的新发现).
2. At what age are children able ________(明辨是非)?
3. A bicycle ________(比汽车更方便) in towns.
4. There was a ________(普遍希望他会赢).
5. The details of today's flights ________(列在显示屏上).
6. The contract had been ________(有效地) drawn up.
7. We ________(收到400份申请) for the job.
8. The ice is too thin ________(承受不住你的重量).
9. The helicopters ________(像两个小黑点出现) on the horizon.
10. Someone ________(轻轻叩门).
11. State your reasons ________(按重要性顺序).
1.have made some important new discoveries
2.to distinguish right from wrong
3.is often more convenient than a car
4.general expectation that he would win
5.are displayed on the monitor
6．validly
7.received 400 applications
8.to bear your weight
9.appeared as two black dots
10．tapped at the door
11. in order of importance