Youcan’timaginewhatdifficultywehad

问题详情：

You can’t imagine what difficulty we had________home in the snowstorm.

A．walked　                              B．walk

C．to walk　                             D．walking

【回答】

D解析：考查have difficulty (in) doing sth.短语的变式运用。difficulty在句中充当先行词，其后为定语从句。

知识点：非谓语动词

题型：选择题