11. It is dangerous to ride a motorbike without a ..................
A. helmet B. triangle C. tricycle D. circle
12. Do you know the .................. in the UK is to keep to the left?
A. traffic light B. traffic rule C. traffic jam D. speed limit
13. What I like about festivals is that they show the ............ values of different communities.
A. Carnival B. culture C. cultural D. parade
14. Turkey is one of the ..................foods at Thanksgiving in the US.
A. Easter B. serious C. culture D. traditional
15. Everyone has gone to the festival.
A. music B. musical C. musicians D. musician
16. Diwali, the Hindu Festival of Light, is the holiday of the year in India.
A. more important B. most important C. importance D. most importance
17. It is to see elephants racing in the Elephant Race Festival in Dak Lak.
A. amaze B. amazing C. amazed D. amazement
18. La Tomatina is a festival to celebrate the tomato harvest.
A. season B. seasonal C. year D. annually
19. Remember to the lights before going to bed.
A. turn B. turn off C. turn on D. stop
20. Biogas is and cheap for cooking and heating.
A. plenty B. abundant C. serious D. expensive
21. At this time next week, we a wind turbine in our garden.
A. install B. installed C. will installed D. will be installing
22. Alternative sources of energy developed in the near future.
A. is B. was C. has been D. will be
23. Fossil fuels are very common in our society but they the environment.
A. renew B. provide C. waste D. pollute
24. The wind, the sun, and the wave are some types of sources of energy.
A. changeable B. alternative C. cheap D. costly
25. We will use more energy in the future.
A. solar B. sunny C. sun D. sunlight
26. A jet pack doesn’t a lot of space.
A. have B. bring C. take D. occur
27. We are looking for types of vehicles that help us to avoid .
A. traffic B. traffic jam C. rush hours D. walking
28. Which of transport do you think will be used in the future?
A. mean B. meaning C. meanings D. means
29. The white cat is Helen’s, and the black cat is .
A. my B. I C. mine D. of mine