Unit7

WB:
Ex-8
1.yet ,just 2.yet,yet 3.already
4.just 5.already 6.yet,just
Ex-9
1.hurt 2.did 3.did 4.hurt 5.happened
6.have you ever 7.went 8.not 9.never
Ex-11
1.for 2.since 3.for 4.since 5.since
6.since 7.since 8.since 9.since 10.for
Ex-13
1.always 2.works 3.perform 4.lives
5.make 6.play 7.practise