Chapter 2 Pollution Fighters
( ) 5.i ________ the hobby group three months ago and i _______ the meeting every monday.
a. took part in; join b. entered for, take part in
c. joined, attend d. attended, enter
( ) 6. may is keen on _______.
a. dance b. danced c. dancing d. to dance
( ) 7. it’s too cold outside, please _________ your coat.
a. put on b. wear c. putting on d. wearing
( ) 8. jenny enjoys _________.
a. go fishing b. going fishing c. to go fishing d. goes fishing
( ) 9. yesterday, i went to school ______ a taxi because i got up late.
a. by b. on c. with d. in
( ) 10. trees can protect themselves ________ producing a chemical.
a. from b. by c. of d. for
ii. translate the following phrases into english;
1 對 …… 感興趣 2 樹木有什么好處？
3 釋放氧氣到空氣里 4 在危險(xiǎn)中
5 從空氣中除去有還氣體 6 喝口咖啡
7 把 …… 連在一起 8 互相交流
9 對付污染 10 砍倒
iii. translate the following phrases into english;
1. 警方正在用無線電聯(lián)系。