1 Unit 1新空间·巩固提高第一题答案
1、are swimming
2、to visit
3、leaves
4、see
5、were
2 Unit 1新空间・巩固提高第二题答案
1、studied
2、talked
3、listen
4、rainy
5、play；didn't；visited
6、did；do；cleaned
7、Did；didn't；played
3 Unit 1新空间・巩固提高第三题答案
1、practiced the piano
2、were on；floor
3、putting；garbage
4、danced in；parade
5、used；computer
4 Unit 1新空间・巩固提高第四题答案
（A）
1234FFTF（B）
1、It was February 14th.
2、Yes, she did.
3、Yes, they were.
4、She gave her a nice doll.
5、She played computer games with her friend Emma.
5 Unit 1新空间・巩固提高第五题答案
略