He has difficulty________his homework alone.A、finishB、to finishC、finishingD、f

游客2024-07-12  9

问题 He has difficulty________his homework alone.

选项 A、finish
B、to finish
C、finishing
D、finished

答案 C

解析 have difficulty (in) doing sth.意为“做某事有困难”,故选C。
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