–Whose exam paper is it?–It be Li Lei’s. He always forgets to write his name on it.A. must B. should C. can’t
If you want to keep healthy, you should try your best ____cigarettes. .
—What a hot day! —The weather report says it will be even tomorrow.
The woman was ______ her son because he didn’t finish his homework.
-- Mary is going to Shanghai for the winter vacation. -- _______________
The boys don’t know ___________.