单项选择:—Howdidyoufinishtheworksoquickly?—Thecomputerhelpe...
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问题详情:
单项选择:
— How did you finish the work so quickly?
—The computer helped me. It’s really _______ useful machine.
A. a B. an C. the D. one
【回答】
A
知识点:冠词
题型:选择题
标签:
单项 Thecomputerhelpe
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