问题
选择题
With the address I had no ______ in finding Mr. White’s house.
A．troubles
B．mistakes
C．difficulty
D．difficulties、
答案
答案：C
考查词组;have difficulty/trouble ( in) doing干…有困难，句意是：有地址我不费力的找到怀特先生的家。AD不能用复数。选C。
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