问题
选择题
You should have put the milk in the ice box. I expect it _______ undrinkable by now. [ ]
A. became
B. had become
C. has become
D. becomes
答案
答案：C
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You should have put the milk in the ice box. I expect it _______ undrinkable by now. [ ]
A. became
B. had become
C. has become
D. becomes
答案：C