1. Tet is a high time for all people to clean and __________ their houses.
A. go out        B. decorate        C. enjoy        D. prepare
2. Easter is a/an __________ festival which is celebrated in many countries.
A. interested        B. interest        C. amused        D. joyful
3. It is__________ to watch elephants racing in DakLak in the festival
A. amazing        B. amazed        C. amaze        D. amazement
4. Mai’s dad usually drives her to school__________ her school is very far from her house.
A. but            B. though        C. because        D. or
5. __________ is part of the Thai New Year. People throw buckets of water on each other to wish for luck.
A. Mid-autumn festival            B. Easter
C. Thanksgiving                D. Water Festival
6. Remember to __________ the lights before going to bed.
A. turn        B. turn on        C. turn off        D. stop
7. Human is looking for a clean, cheap and __________ sources of energy.
A. effective        B. effect        C. effectively        D. effectiveness
8. Fossil fuels are very common in our society but they __________ the environment.
A. renew        B. provide        C. waste        D. pollute
9. __________ energy is produced by collecting sunlight and converting it into electricity.
A. Hydro        B. Nuclear        C. Solar        D. Wind
10. The students ____  a project in the classroom now.
A. do            B. are doing        C. did            D. doing
11. We __________ the use of nuclear energy nowadays.
A. produce        B. is producing    C. produced        D. are producing
12. Wind, hydro and solar are __________ resources.
A. modern        B. renewable    C. non-renewable    D. new
13.  We will ____ an electric scooter soon.
A. buy        B. bought        C. to buy        D. buys
14.     Nam: _____ does “solar energy” mean? 
Minh: Well, it’s energy that comes from the sun.
A. How        B. What        C. Which        D. Who
15.  Hoa: “Do you like seeing a film?” -Thanh:  “__________”    
A. No, I don’t like it at all.        B. What film shall we see?
C. Who is in it?                D. I’m sorry, 1 can’t.