题目内容
5. W we see him,he wears a tie.
5. Whenever
1. 成千上万的 2. 造成污染 3. 大量
7. lead the way 8. begin with
9. on one's own 10. go rock climbing
5. In my s time,I like reading.
1. Traffic the roads (使... 更拥挤) ，and it also makes pollution worse.
( ) 5. People always be careful with fire,or it can be dangerous.
A. can B. needn't C. must D. shouldn't
2. 你们最好保持在一起，否则可能会迷路。
You'd better ，or you may .
( ) 5. What a big tree!There are many big apples , it and also all kinds of birds it.
A. on;on B. on;in
C. in;on D. in;in
2. It will always give you a big surprise w you visit the Mogan Mountain.
