your daughter will be well soon.so you____crya don't have tob needn't toc can'td nustn't

your daughter will be well soon.so you____cry
a don't have to
b needn't to
c can't
d nustn't

选A
你女儿会好的,没必要哭．
needn't to去掉to才可以．
can't,mustn't分别是不能,禁止的意思,不符合．