—Whose shirt is this?—It ______ be Li Lei’s. It is too big for him.
Four thousand kilometers _________ not a short distance.
_______ you ________ Huangshi since 10 years ago?
I_______ my homework in my study the whole morning . I went nowhere.
_______ was cooked by Mum. It was so delicious.
---What your cousin in the future? ---An artist.