Complete the sentences with can or be able to

1. I think he might [can|be able to]
   help you with these videos.
2. I [can|be able to] hardly believe that you never watch challenges.
3. I'm sorry I won't [can|be able to] come and watch YouTube videos with you.

Rewrite passive sentences as active ones and active sentences as passive ones

1. An article about internet security has been written by Peter and Ralph.
   [ ].
2. He sent John an e-mail alert about a new internet virus.
   [ ].
3. Esther had submitted the assignment.
   [ ].
4. The teacher gave Esther a good grade.
   [ ].
5. Students could send the assignment by e-mail.
   [ ].
6. The internet is transforming teaching.
   [ ].
7. Someone else has written Luke's piece.
   [ ].
8. Is the internet influencing our lives?
   [ ]?

Choose the correct option to complete the sentences

1. Shh! You
   [are due to|are not to|are to] disturb your mother. She is surfing the internet!
2. The founder of the biggest IT Company
   [is about to |is to|is on the point of] attend the service tomorrow before leaving the city.
3. The release
   [is due to|is about to|is on the point of] be published on 1st May.
4. Hurry! Run! The train's just
   [to|due to|about to] leave without us!
5. Because of the erosion of their habitats, some species are
   [about to|on the verge of|likely to] extinction.
6. He's very
   [unlikely|likely|about] to accept the position as we can't match his current salary.
7. — I'm sorry about spilling coffee on your dress last week.
   — Don't worry, I [was going to|would|was to] take to the cleaner's anyway.
8. I'm really sorry. We
   [was due to|were going to|were to] stop at a service station and phone you, but we didn't want to waste any more time.
9. Look, I didn't put the rubbish out this morning because I thought you
   [were going to |will|were to] do it!