—Thesetomatoesarehuge!Youmusthavewateredthemalot!—Yes,I________.Theyoug

发布时间：2020-08-06 18:36:36

—These tomatoesare huge! You must have watered them a lot!—Yes, I ________.They ought to be ripe enough to pick by next Friday.A.doB.mustC.haveD.did

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D解析did过去时，指代上面提到的water the tomatoes。
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