VIII. Complete each sentence with the correct preposition.

1. I tried phoning her house, but I couldn't get ______________

2. Nam and I both went to live in Ha Noi  ____________ the same time.

3. We communicated mostly _____________ email.

4. A teacher must be able to communicate effectively ___________ students.

5. We can use a computer __________ a touch screen for more convenience.

6. Anna interacts well ___________ other children in the class.

7. She spends hours on the phone chatting _________ her friends.

8. Text messaging enables people to keep _________ close contact at all times.

9. The organization put me ________ contact with other people in a similar position.

10. Reports are coming in _____________- satellite.

11. Imagine a private-school classroom where students have a two-way video conference _______________ a major museum.

12. She focused her camera _____________ a tiny insect