Far too many owners of electric appliances have a hard time ______ qualified rep

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问题 Far too many owners of electric appliances have a hard time ______ qualified repairmen to fix their machines.

选项 A、finding
B、to find
C、to finding
D、having found

答案 A

解析本题考查“have a hard time(in)doing…”这一句型，表示“做某事感到困难”。

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Formillionsofyearsbeforetheappearanceoftheelectriclight,shiftwor