--Whyistheclassroomsodirty?一Sorry,sir.It
问题详情:
-- Why is the classroom so dirty?
一Sorry, sir. It _______ yesterday.We forgot to do it.
A.don't clean B. didn't clean C. weren’t cleaned D. wasn't cleaned
【回答】
D
知识点:动词语态
题型:选择题
问题详情:
-- Why is the classroom so dirty?
一Sorry, sir. It _______ yesterday.We forgot to do it.
A.don't clean B. didn't clean C. weren’t cleaned D. wasn't cleaned
【回答】
D
知识点:动词语态
题型:选择题