Question

Any grammar expert here ?? if yes , can someone please solve this? ( see the attachment below.)

5e348ca071eefdaf9476216b8c5b6cf1.pdf

Answer 1

Answer:

1) had not been

2) have just heard

3) were you doing , was cleaning

4) were you sleeping, have been ringing

5) had read, burned

6) have you known

7) happened

8) had already begun

9)will your train leave, has left

10) don't

mark me the brainliest