欢迎901班和其他班的同学们

答案自动更新功能已经实现了，后面我会定时在每周五晚七点左右自动更新（暂定）
为了避免暴露，我不会在听说课之前自动更新，你们也别想着在听说课上看

1.A 2.B
3.C 4.C
5.B 6.A
7.A 8.C
9.Four hours 10.Thank you
11.Twice a week 12.No problem
13.In the supermarket 14.Have a good rest
15.Some green bushes 17.convenient
18.flat 19.become

听后转述:
The boy's name is Tony.
Here are some changes in his life.
In the past, his primary school was near his home.
It was convenient for him to walk to school.
His family lived in a small house.
Now, his school is much farther away, so he takes the school bus every day.
His family has moved to a much larger flat.
He has become more confident and often attends group discussions.
He is very happy with these changes.