新概念英语第一册69-71练习答案
问题描述：
新概念英语第一册69-71练习答案
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答
Lesson 69～70 练习答案A1 We were at the stationer’s on Monday. 2 We were there at four o’clock. 3 They were in Australia in September. 4 They were there in spring. 5 On November 25th, they were in C...