1 . 不诚实商人卖的食品含有太多的防腐剂，而含有防腐剂的食品大量食用后会造成癌症。（contain）

2 . His suggestion at the meeting____ a lot of different responses.

A．turned on

B．turned back

C．led with

D．led to

4 . Eating too much sugar is _______ _______ ______ ______(可能会导致) health problems. （根据汉语提示完成句子）

5 . 在人类身上使用基因编辑技术是非常危险的。它不仅违背了医学伦理道德，并且可能产生无法预知的后果。(Not)
___________________

6 . 是什么原因让他这次考试没有及格？
______________________ fail this exam?

7 . Studies have shown long periods of stress can lead ______ serious health problems.

8 . 条条大路通罗马。
All roads ________________________Rome.

9 . 选词填空

in favour of                     set off             make up             lead to              keep up          pick up give an account of             thanks to            in demand        pass by              in practice       in response to

1. 54% of voters were ________ the proposal, 30% against, and the rest were undecided.
2. We’ve reached our goal and raised $50,000 for charity, ________ the generosity of the public.
3. The witness________how the fight had started to the police.
4. If we ________early in the morning we should reach the coast before dark.
5. The British government prepares to impose tough local lockdown rules that will force some businesses to close, potentially ________more job losses.
6. Dreams are like classics, never fading but growing more precious with time________.
7. I am writing________ the advertisement in the Guardian newspaper on the 1st July and would like to apply for the post of Technology Sales Representative in your company.
8. I had 3 days off last week and now I’m trying ________the time I lost while I was away.
9. Survivors of the shipwreck ________ by fishing boats from nearby villages when they were spotted.
10. We will keep producing bikes as long as they remain ________.

10 . 贸易战是一场不符合任何一方利益的争斗，只会导致严重后果和负面影响。（serve）