HE has a toothache. He has to ___〔see〕a dentist tomorrow.

问题描述:

HE has a toothache. He has to ___〔see〕a dentist tomorrow.

答案:see
讲have to do sth是不得不做某事的意思

HE has a toothache.He has to _see__〔see〕a dentist tomorrow.
have to 不得不 后面加动词原型
他牙痛,明天不得不去看牙医
希望能够帮到楼主