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外语
-- You look very pale. You ______ very tired.-- I didn’t sleep at all last night.
-- You look very pale. You ______ very tired.-- I didn’t sleep at all last night.
admin
2009-03-15
35
问题
-- You look very pale. You ______ very tired.-- I didn’t sleep at all last night.
选项
A、must be
B、must have been
C、can be
D、can have been
答案
A
解析
根据语境,此处指对现在情况把握较大的推测,用must be形式。
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本试题收录于:
公共英语二级笔试题库公共英语(PETS)分类
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公共英语二级笔试
公共英语(PETS)
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