摘要：A最佳 分析:so that从句中如有情态动词.则此从句为目的状语从句.
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-Are you satisfied with her answer??
-Not at all. It couldn’t have been _____.
A. worse B. so bad C. better D. the worse
查看习题详情和答案>>― Why does Sara know so much about Angkor Wat?
― She ________have been there, or...
A. must B. oughtn't to C. may D. Can't
-Are you satisfied with her answer??
-Not at all. It couldn’t have been _____.
A. worse B. so bad C. better D. the worse
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