169
choose the right alternative
1- may have been
2- would have
3- it's been
4- have
5- has been
6- should have
7- it's being
8- would have been
9- may have been
10- should have
choose the right alternative
1-c
2-a
3-b
4-b
5-c
listening
1-b
2-c
3-a
4-c
5-c
6-b