题目内容：

 

1.I__________ (推荐) David as the new chairperson of the Students’ Union yesterday.

2.Our class is _________ (分成) into four groups .

3.They have some difficulty making __________ (决定).

4. Green can give you energy, as it __________（代表）new life and growth.

5.Millie kept a __________ (日记) when she was travelling in Europe.