问题
选择题
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
答案
答案：D
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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
答案：D