题目内容
----Where _____ Margaret have put the empty bottles?
---- She ______ them away. They must be somewhere.
A. Must, can’t throw B. can, can’t throw
C. could, must have throw D. can, can’t have thrown
D
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题目内容
----Where _____ Margaret have put the empty bottles?
---- She ______ them away. They must be somewhere.
A. Must, can’t throw B. can, can’t throw
C. could, must have throw D. can, can’t have thrown
D
