Question

Момогите пожалуйста , буду очень благодарна :)))

Answer 1

I.

1. The telephone was invented by him
2. Internet safety will be studied by us
3. The website was accessed by students
4. Important information is searching by her sister
5. Some files will be received by my friend
6. The disadvantages of the internet were discussed by students

II.

1. can
2. have to
3. don't have to
4. mustn't
5. can't
6. shouldn't || may
7. have to
8. have to
9. must