你还在为高中英语学习而苦恼吗?别担心，看了“高一英语学习：三四单元重难点经典例题一”以后你会有很大的收获：

高一英语学习：三四单元重难点经典例题一

☆精典题例☆

1. Rainforests ___ and burned at such a speed that they will disappear from the earth in the near future. (NMET 2002春上海)

A. cut B. are cut C. are being cut D. had been cut

【解析】选C 本题是在语境中考查现在进行时的被动语态。本句意为“雨林以这样的速度被砍伐和焚烧，会导致它在不久的将来从地球上消失。”体会语境和句意便知此处选择C项，表示现阶段在进行的动作。

2. Twenty-three hours has passed after the explosion in the mine, but rescue efforts to recover the missing ____ carried out.

A. are still being B. have already been

C. are always D. will soon be

【解析】选A本句意为“矿井爆炸已过23小时了，但对失踪人员的搜索还在进行中。”

3. -- When are you leaving? -- My plane ____ at 10:45.

A. takes off B. took off

C. is about to take off D. will take off

【解析】选A飞机是按时刻表运行的。

4. -- Excuse me, what time is it now?

-- Sorry, my watch ____. It ____ at the shop.

A. isn't working; is being repaired

B. doesn't work; is being repaired

C. isn't working; is repaired

D. doesn't work; is repaired

【解析】选B doesn't work说明“手表不工作”的状态，而不只是现在才坏了。后句意为“手表正在商店里修理”，故应用is being repaired。

通过阅读“高一英语学习：三四单元重难点经典例题一”这篇文章，小编相信大家对高中英语的学习又有了更进一步的了解，希望大家学习轻松愉快!

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