单项填空:I missed the bus and was late for school.-You_ have started earlier for school.A.ought to B.shall C.must D.might

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单项填空:I missed the bus and was late for school.-You_ have started earlier for school.A.ought to B.shall C.must D.might
单项填空:I missed the bus and was late for school.-You_ have started earlier for school.
A.ought to B.shall C.must D.might

单项填空:I missed the bus and was late for school.-You_ have started earlier for school.A.ought to B.shall C.must D.might
选A,ought to应该,跟should类似,should have done 本应当做某事,这里也是一样的道理
我错过了汽车上学迟到了——你本应该早一点去上学的

A ought to

答案是A ought to和 should都表示“应该”,后面加have done是固定用法,表示原本应该怎么样,其他几个放在此句不通顺。