2 . Replacing animal meat with fake meat will ________ the pollution caused by raising livestock. However, Ricardo San Martin, from the University of California, Berkeley, said people shouldn’t be too ________ about the health ________ of fake meat.

3 . 我们不会让这样的事情再次发生的。(用have短语翻译)

4 . It has been announced that all students ________ put on masks before going to school in case they are infected with novel coronavirus.

A．shall

B．will

C．need

D．may

5 . 选词填空

ahead of, cover an area of, vary from..to.., bring...back to life, move on

1. Medical science __________ a lot since I was a boy.
2. Thanks to your help, we accomplished the task __________ schedule.
3. And anyway he was dead.Nobody could__________ him __________.
4. The village __________ 300 hectares, of which 30 are for tea production.
5. The importance of being an Olympian will __________ athlete__________ athlete.

6 . Only if you ask many different questions _______________ all the information you need to know.   (acquire)
只有提很多不同的问题，你才能收集到你所需要的信息。

7 . Only when you are living in a foreign country _______________ it is important to learn English. (realize)
只有当你身处异国他乡时，你才会意识到学习英语的重要性。

8 . As long as the earth exists, we will _________（幸存）--but only if we take care of it.（根据汉语提示单词拼写）

9 . 请你把钢琴搬进这里来，好吗？
______________________________the piano in here?

10 . 选词填空

run out;at the first attempt;take measures to do sth.;breathe in;suffer from;rescue...from...

1. She passed her driving test ______.
2. Most industries in the world ______ water shortages.
3. Will China ______ protect its investments in Egypt?
4. The underground water in Saudi Arabia might ______ in 50 years.
5. Helicopters ___ nearly 20 people ____ the roof of the burning building.
6. The air we ______ is getting dirtier and dirtier.