The little girl ,but her family couldn’t afford it at that time．A.could go to sc
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The little girl ________,but her family couldn’t afford it at that time．
A.could go to school
B.could have gone to school
C.must have gone to school
D.can have gone to school
试题答案
B
对过去事情表示猜测，应用情态动词的完成式。could have done表示“本有可能，但却没有”。