题干

—Will you read me a story, Mummy?
—OK. You _____ have one if you go to bed as soon as possible.
A.mightB.shall C.couldD.must
上一题 下一题 0.85难度 单项选择 更新时间:2013-05-22 06:42:12

答案(点此获取答案解析)