It is time for us _____ (have) a music leson.Lily can not __________ (is) at school now.

问题描述:

It is time for us _____ (have) a music leson.Lily can not __________ (is) at school now.

It is time for us ___to have__ (have) a music leson.Lily can not _____be_____ (is) at school now.
1)句型:it's time for sb to do sth
2) can 是情态动词,后面需要跟动词原型