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

题型：不详难度：来源：

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.

答案

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

解析

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。