2. 外语
  3. You don’t know about the difficulty I had ______ the work then at all.

You don’t know about the difficulty I had ______ the work then at all.

admin2013-01-03  65
问题 You don’t know about the difficulty I had ______ the work then at all.
选项 A、done
B、to do
C、for doing
D、in doing
答案D
解析 此题考查的是固定用法have difficulty (in) doing sth.，属于对动名词用法的考查。
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