This cake is very sweet. You a lot of sugar in it.A．should putB．could have putC．might putD．must have

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编辑：chaxungu时间：2026-04-27 02:47:23分类：高中英语题库

【题目】This cake is very sweet. You________a lot of sugar in it.

A．should put

B．could have put

C．might put

D．must have put

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【答案】D

【解析】must have put“肯定放多了”。表示过去发生的事或已经完成的动作。“could have＋v.－ed形式”表示轻微的责备，意思是“(过去)本来能够”。