随堂反馈第1题详细解答过程和答案
1、She doesn't go to school by bike every day. She goes to school by bus.
2、Listen! Someone is singing an English song in the classroom.
3、The Browns were cleaning the house from 8 to 9 yesterday evening.
4、He hasn't come back yet.
5、We have known each other since we were children.
随堂反馈第2题详细解答过程和答案
1、was planning
2、haven't heard
3、speaks
4、have been waiting
5、didn't want
6、has happened
7、wrote
8、has been
9、began
10、has taught/has been teaching
课后巩固第1题详细解答过程和答案
1、was made
2、reads
3、is waiting
4、was writing
5、hasn't sold
6、hasn't been decided
7、haven't cleaned
8、hasn't arrived
9、enjoy
10、are looking
11、was spent
12、knows
课后巩固第2题详细解答过程和答案