-- How long ________ since our School founded “Wechat Group”?-- For eight months .We carried it out in March.A. was it B. has been it C. is it
Is the shirt made _______ silk?
Some more trees need ________ beside the road.
I hear that another teaching building _________ in their school two years ago.
_________, hot dogs and chips are both junk food.
The students in this school are made ________ school uniform on Monday.