You ( )see the dentist when you have a toothache A.may B.need C.should D.can

问题描述:

You ( )see the dentist when you have a toothache A.may B.need C.should D.can
哪个哪个、急用、and

c,should在这里是应该的意思,整句翻译就当你牙痛的时候你应该去看牙医,may是大概,可能need是需要can是可以