Jim was seen ______ in the library from 3p.m. to 5p.m yesterday.He is often noticed _____ the library.
Don’t ______ your homework.
This is Wang Hong. ______ is a friend of ______.
— ________ is the boy?—He is about 1.80 meters tall.
—Would you like a glass of juice?—__________. It’s my favourite.
______ many vegetables is good for our health.