Question

单词组句

1．it; for; what; is; used

________________________________

2．other; is; the; back; one; staircase; wall; on; the; at; the

________________________________

3．opening, is; for; it; used; window; the

________________________________

4．breathing; got; you; have; equipment(?)

________________________________

5．collect; of; they; a; rubbish; huge; amount; burn; and

________________________________

Answer 1

答案：
解析：

1．What is it used for? 　　2．The other one is on the wall at the back staircase． 　　3．It's used for opening the window． 　　4．Have you got breathing equipment? 　　5．They collect and burn a huge amount of rubbish．