1 . 当他醒来时，他发现自己被锁在一间黑屋子里。
________________________________________________________________

2 . 全球气候变暖使得一些稀有动物濒临灭绝。(leave)

4 . She wants her paintings________（display) in the gallery,but we don't think they would be very popular. (所给词的适当形式填空）

5 . 进入上海音乐厅，他看看周围，发现很多观众都已经入座(seat)

6 . Tens of thousands of asteroids have since been discovered, with thousands more_________ each year. Asteroids are masses of rock and metal that orbit（绕轨道而行）the sun between Mars and Jupiter.

A．to be found

B．found

C．being found

D．having been found

7 . The traffic problems we are looking forward to seeing _____ should have attracted the government’s attention.

A．solved

B．solving

C．to solve

D．being solved

8 . 出乎我意料的是收纳盒可以这么方便地使东西变得井井有条。(keep)
___________________

9 . The children ________________________(leave 把他们的衣服挂在门边) and ran to play football on the playground.

10 . 我们必须警告他，如果他的汽车留在这里无人看管，会给人弄坏的。（unattended）