2. Complete the gaps with the present simple, present continuous, present perfect or present perfect continuous.
1. We always
(visit) our grandparents on Saturdays.
2. George is in his room. He
(study) for his history test all day.
3. I.
(not talk) to you. I'm talking to Anne.
4.
(you / ever / taste) Mexican food?
5. Please be quiet! You
(always / complain) about something.
6. I'm tired. I
(not sleep) enough lately.
7. How often
(you / have) English lessons?
8. We can't buy the tickets. We
(already / spend) all our
money
9. I...
(not watch) that film. You can switch the television off.
10. You're very quiet. What
(you/think) about?
11. I
(think) Paul is a wonderful person.
12. I
(never /be) to Scotland.
13. The cake
(taste) great. Can I have another piece?
14. Tina
(just/come) back from work.
15. We
(wait) here for half an hour and he hasn't come yet.

Biking is very useful. but people are not always willing to take the bike in the hands of a number of reasons. one reason - the lack of bicycle lanes. let's examine the pros and cons of cycling and construction of bicycle paths. plus very much. to begin with, a useful exercise, without much effort. secondly, do not pay money for travel, petrol. thirdly, it is very eco-friendly transport. you do not bring any harm to the natural environment and people. and finally, you are simply brilliant and worthy of respect. nevertheless there are disadvantages. to begin with, the majority of roads in our country is not the place for bike lanes. secondly, need money. and finally, the high gas content of the streets. all things considered, i think that is a very good and useful idea. she has more pluses than minuses. i believe that in the future bicycle paths will be an integral part of the road. a bicycle will be an important part of our lives.

1. My parents watched me getting dressed for the party.

2. We saw Emma coming out of the shop carrying lots of bags.

3. I could feel the sales assistant staring at me.

4. I noticed Kevin looking at himself in the mirror.

5. He saw the old man hesitating to cross the road and ran to help him.

6. I heard you talking on the phone when I went to bed .

7. Did you see the girls standing in front of the shop?

8. I heard the teachers talking about me when I came into the room.

9. We heard the music coming from the next room.