The light is on in Mr. Green’s room. He _______ be at home.
How much do you _________ on your clothes every year?
---- Is there __________ left in the fridge?---- Only some meat.
The model Sydney Opera House looks_______the real one in Australia.
---- The box is too heavy to carry. What’s in it?---- Oh, it is ___________ books.
TFBOYS’ songs________sweet and many of us like listening to them.