Maybe bamboo has more uses than ______ in the world．

单项选择题Look ______! There's a train coming.

单项选择题— Kate had won the first prize in the singing competition．— ______ pleasant surprise this gave her classmates!

单项选择题— Can you tell me ______ —By doing more speaking.

单项选择题— Where was your brother at this time last night— He was writing an e-mail ______ I was watching TV at home.

单项选择题— I'm sure I will get good grades (成绩) in the graduation exam. — If so, I believe your parents will ______ the result.