—Look! The boy in the white shirt ___be Tom. --It ____be him. I saw him enter the library just now.
Bill often makes us ___________, so we all like him.
--Can you come to his birthday party? --- ____ .I have a flu.
Xu Xia and her classmates are _______ the US next week.
The weather in Beijing in summer is ___than that in Shanghai.
We were all _______ about the _______ match.