—Sohardinthepastfewmonthsthatg-优题课

题文

—So hard _______ in the past few months that great progress has been made in English Writing.
—I can see that, only a few spelling mistakes _______ in his composition.

A．has he worked; did he make

B．he has worked; he made

C．he has worked; has he made

D．has he worked; he made

科目英语题型单选题难度中等

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