— Susan, would you like to go hiking with us this afternoon?— I'd love to, but I study for a test.A. may B. have to C. can
If my frirends have any problems, my door is ______ open to them.
As time____, you'll come to think of English as your friend and love it.
—It's so late. Why not write the report tomorrow?—But I don't know _______ I can do it if not now.
—More and more people come to visit Mount Huangshan—That's true. It has become the_______ of Anhui.
Mum, what are you cooking? It_______ so sweet.