2. 外语
  3. We are trying our best ______ the poor children who lost their parents.

We are trying our best ______ the poor children who lost their parents.

admin2009-05-04  53
问题 We are trying our best ______ the poor children who lost their parents.
选项 A、helping
B、to help
C、helps
D、help
答案B
解析 本题考查固定短语的用法。try one’s best to do sth．尽力做某事。
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