<span>Don't close your book.</span>
1) costs
2) it is beginning, don't have, is wearing
3) don't own, wear
4) am looking, is writing, is biting, is scratching, is staring, seems, is thinking, do you think Ahmed do
5)doesn't belong
6) is fixing, needs
7) often tutors, is helping, doesn't understand, are working
8) am looking, looks, has, isn't having
9) is standing, are you talking, is wearing, i'm not talking, mean, is wearing, don't know, don't recognize
10) do you hear, am i doing, believe, rubbing, are you listening, are rubbing
как-то так
1. is having
2. takes
3. never watch
4. am listening
5. am writing
6. go
7. is getting
8. gets
9. Do you wear
10. am trying