Question

根据对话内容，从下面方框中选择适当的单词填空，使对话内容完整正确。

Reporter：Can you introduce something about your latest class activity?
Monitor：Sure. The students from our class planted some lines of trees on March 12^th, 2008.
Reporter：How did you plant trees?
Monitor：First, the students were                  小题1:              into groups of four. Next, each group of students planted a tree. Then, they poured some water over the trees.
Reported：How do you    小题2:     for the trees?
Monitor： We plan to come back and look after the trees          小题3:              .
Reported：Sounds good. Could you tell me why you choose to do that?
Monitor：As you know, pollution has become one of the most serious    小题4:   . We would like to try our best to improve our environment. 
Reporter：Well, it’s very meaningful. If everyone can do something to protect the environment        小题5:, our city will become much more beautiful.

Answer 1

小题1:divided
小题2:care
小题3:from time to time
小题4:problems
小题5:on his own

试题分析：
小题1:根据句意应该是学生被分成四组。故用be divided into。
小题2:通过下面答语We plan to come back and look after the trees可以推测，应该是照顾，所以选care。
小题3:根据句意，可以推断，应该是时间，所以选from time to time （有时，不时，偶尔）。
小题4:根据句意，pollution has become one of the most serious （  ）一句，应该是污染已经成为最严重的问题之一。
小题5:根据句意应该是如果每个人都能为保护环境做点事的话，我们的城市将变得更加漂亮。
点评：通读全文，照顾上下文，根据语境填空。可以将自己当做其中的对话人，看自己应该如何回答。