1 . 如果一个人在事故中受了重伤，你最好把他留在原地。
If a person is badly injured in an accident, you’d better leave him ________ he is.

2 . 每当你惊慌失措的时候，你最好深呼吸，试着放松自己。（every time引导时间状语从句）
________________, you’d better take a deep breath and try to relax.

3 . 当我说，在水下深三十英尺的地方，可以像在大白天一样看得清楚，人们会相信我吗？
Shall I be believed when I say that, at the depth of thirty feet, I could see ________________?

4 . 虽然人类主宰了这个世界，但我们不能违背自然规律，否则我们会受到大自然的惩罚。(while)
________________, we should not violate the laws of nature, otherwise we will be punished by it.

5 . ________________ (从公司辞职), he went to a larger city. (根据汉语提示完成句子)
→ ________________, he went to a larger city.(现在分词短语作状语)

6 . 听说经营了50年的彩虹书店要关门的那天，我很伤心。
________ after 50 years of business, I was heartbroken.

7 . 这是一个必去的地方，你到那里的时候，你会爱上它。(such...that...)
It’s ________________ when you go there.

8 . 现在中国已经建立了一套完善的救援机制，以确保威胁到来时能最大限度地保护人们的生命和财产安全。
Now China has established a set of perfect rescue mechanism to ensure the maximum protection of ________.

9 . 心理学家告诉我们，不论发生什么，我们都应该保持冷静。(whatever引导让步状语从句)
The psychologist told us that we should keep calm ________.

10 . 风暴来袭的时候，他就失踪了。
He had disappeared ________.