1．选择正确的选项补全对话。 A: It's seven o'clock. ________ B: Are these books yours? A: ________ My books are new. ________ B: What about this pencil? ________ A: Yes, it is. B: Here you are. A: Thank you. A. Is this yours? B. They're Su Yang's. C. No, they aren't. D. It's time to go to school. 2．根据对话内容，判断句子正(T)误(F)。 (1) It's 7 o'clock in the morning. （_____） (2) The books are A's. The pencil is B's. （_____） (3) A is Su Yang. （_____）
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