—How about your travel? —You can hardly imagine what difficulty we have had the vast dese

发布时间:2020-08-16 20:27:35

—How about your travel?
—You can hardly imagine what difficulty we have had      the vast desert.
A. explored
B. exploring
C. to explore
D. explore

网友回答

A. explored
(答案→)B. exploring
C. to explore
D. explore
解析:考查短语:have difficulty(in )doing sth 做什么事情有困难.句意:你的旅行怎么样呀?你几乎不能想象出我们在探索大草原时有多么的困难。
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