_________trees have been planted near, so the air is very fresh.
I don’t think it is a good way. Can you _____________ another one?
--I saw Ann _______ a green dress at the school meeting. --I think she looks better_______ red.
Which of the following sentences is RIGHT?
--What's wrong with your uncle? --- We're sure____ something is wrong with him, but we doubt_____ the disease can kill him.
---Would you mind my sitting here? ---______! The man next to me has just gone. The seat is empty now.