III. Complete the text with the words and phrases from the box.
\[
\begin{array}{|c|c|c|}
\hline
\text{hours} & \text{face to face} & \text{instant messages} \\
\hline
\text{person} & \text{convenient} & \text{social networking sites} \\
\hline
\end{array}
\]
How do young people communicate today?
Nowadays, teenagers seem to communicate with their peers more on electronic devices than in (1) ________. They chat with their friends using messaging applications and (2) ________. They chat about almost everything, from homework and games to music trends. Their conversations tend to be short but can last for (3) ________. Many teenagers prefer this way of communicating to talking (4) ________. They say that it is more (5) ________, and they can do many things while chatting. They may be exchanging (6) ________ with several friends and playing their favorite games at the same time.
IV. Circle the correct preposition in each sentence.
1. We arrived (at / on / in) New York earlier than we expected.
2. Be careful! There’s a piece of glass (on/under/in front of) the grass.
3. Jane’s classmates held a birthday party for her (on/at/for) a bubble tea shop.
4. Many people chat (in/by/for) hours on the Internet because it is free.
5. (By/On/For) 2030, smartphones will become supersmart and super thin.
6. The man sitting (next to/from/along) me on the plane said that he could do telepathy.
7. I think robot carrier pigeons will become popular (on/in/at) twenty years’ time.
8. Lan’s house is (opposite/by/next to) mine, just across the street.
III
1 person
2 social networking sites
3 hours
4 face to face
5 convenient
6 instant messages
IV
1 in
2 on
3 at
4 for
5 By
6 next to
7 in
7 opposite
