2 . 选用方框内的单词或词组填空，其中有一个单词或词组是多余的。

break out; cultural; biology; through; describe; run out

1. Her school report shows that she is weak in geography and ________.
2. Xuzhou welcomes Year of the Loong with ________ events, fireworks and flower markets.
3. Words can’t ________ Audrey Hepburn’s beauty.
4. We need to use less water, otherwise it might ________.
5. The doctor pushed his way ________ the crowd to cure the dying old man.

3 . 我们最好抓紧，因为时间不多了。
We’d better hurry up because time ________ ________ ________.

4 . It’s reported that our natural gas will be used up in the next 50 or 100 years.（改为同义句）
It’s reported that our natural gas will ________ ________ in the next 50 or 100 years.

5 . The oil on the earth will _____________________ some day, so we should make good use of it.   (用尽)

6 . —What are the advantages of the new type of energy?
—It costs very little and will never _________.

A．come across

B．run out

C．keep on

D．turn down

8 . My son volunteers ________ out the food at the food bank on weekends.

A．run

B．to run

C．give

D．to give

9 . Let’s ________ the tent and then we can sleep in it.

A．put on

B．look up

C．put up

D．run out

10 . —Don’t waste water again, or we’ll _______ it one day.
—You are right.

A．take out

B．run out

C．run out of

D．work out