II. Choose the best answer.
1. He enjoys
A. riding
2. You just wear
5. Riding a
A. glasses
3. They are talking
A. from
4. You can use pods to travel
A. to
B. for
A. motorbike
6. The boys are talking
A with
7.
A. A
8. If you want to go
A. A
9. Remember to
a horse when he has free time.
C pedaling
A. turn
10. A hydropower station
A. was built
B. flying
11. Biogas is
A. plenty
12. What should we do to
B. screws
on your back and fly.
B.about
future air traffic.
Bat
is a good way to keep fit
B. bike
Chorse
future sea traffic now
C for
D about
my opinion, intelligent bikes will become most common.
B. On
C. For
B. from
C. jet pack
C. in
any places you want.
B.turn off
A. cut
B.take
13. We are looking for cheap, clean and
A effective
B efficient
14. We should put
A. solar energy
15. Nuclear power
electricity?
D. In
one place to another in this city, take a taxi
C. after
D. for
the lights before going to bed.
C. turn on
B. equipment
D. driving
D. sparkles
D. stop
in the North of the country next year
B. were built
C. will be built
and cheap for cooking and heating
B.abundant
C serious
in the future.
D with
C.save
D. in
D scooter
D has been built
Dexpensive
D.waste
C serious
on our roof for the heating and hot water.
C cracks
sources of energy
D. dangerous
D. solar panels