1、-【】you【】(konw)the old man?-Yes,I do.This boy【】(not do)his homework carefully(仔细的).
问题描述:
1、-【】you【】(konw)the old man?-Yes,I do.
This boy【】(not do)his homework carefully(仔细的).
答
Do you know the old man? Yes,I do.
This boy didn’t do his homework carefully.
答
Do know
didn't