Choose the best option to complete each sentence. Circle A, B, C, or D.

6. ___________ I have a new smartphone, I will pass my old one on to you.

A. Although B. As soon as C. While D. Therefore

1. Earth is the only ___________ planet in our solar system.

A. habit B. inhabitant C. habitat D. habitable

2. The computer shop is ___________ the clothes shop. We need to cross the street to get there.

A. next to B. behind C. between D. opposite

3. The teachers at our school use a __________ application to check students’ presence via our fingerprints.

A. biometric B. volumetric C. decametric D. hydrometric

4. Leon said he was having a math test __________, so he was very worried.

A. now B. then C. the next day D. tomorrow

5. Lisa looks like Susan and Naomi. She may be a cousin of __________.

A. their B. theirs C. her D. hers

6. We often use Messenger on Facebook to __________ group calls. It’s so convenient.

A. click B. make C. zoom D. dial

7. Three days of torrential rain caused a terrible ________ in many villages in Ha Tinh.

A. thunderstorm B. tornado C. cyclone D. flood

8. The locals ran quickly to the safe places when they saw ash and gas begin to ________ from the crater.

A. pour B. sweep C. erupt D. funnel

9. If you love home-grown food, you cannot ___________ the farmers’ market at the weekend.

A. miss B. find C. seek D. join

10. He established a volunteer group to help save the endangered ___________.

A. means B. series C. species D. types

11. Using reusable bags can help us reduce our carbon ___________.

A. footprint B. blueprint C. newsprint D. handprint

12. I’m not good at ___________, so I often buy things that are more expensive than usual.

A. conserving B. reducing C. bargaining D. developing

13. I can say the ___________ of the violent storm are unpredictable.

A. affects B. effectiveness C. effects D. effectively

14. ___________ is the first planet from the sun. It has the same name as a metal.

A. Venus B. Jupiter C. Saturn D. Mercury

15. ___________ the tsunami hit, many beach hotels were destroyed.

A. Before B. After C. As soon as D. Until

Write the correct form of the given words.

17. It is possible that we find ______________ things on another planet. (LIVE)

18. I find her story about UFOs hardly ______________. (BELIEVE)

19. Environmental pollution has led to the ______________ of many species of plants and animals from our planet. (APPEAR)

20. Many UFO ______________ have been recorded by the United States government. (SIGHT)

Choose the best option (A, B, C or D) to complete each of the following questions.

5. The farmer ______________ in the field when he saw a UFO.

    A. is working          B. was working           C. worked                   D. works

6. Scientists float in a space station because there’s no ______________.

    A. technology         B. science                    C. gravity                    D. air

7. The world’s ______________ is growing more quickly every year. Our planet is becoming more and more crowded.

    A. pollution             B. popularity               C. population              D. pollutant

8. A: What is the word that means 'very small'?

B: I think it's '______________'.

    A. huge                   B. strange                    C. tiny                         D. scary

9. The magician was standing on the stage, but then he suddenly ______________.

    A. saw                     B. heard                      C. appeared                 D. disappeared

10. The UFO hovered ______________ our house for a few minutes then disappeared into the clouds.

    A. above                  B. under                      C. inside                      D. on

11. Those aliens looked really scary. I was ______________ when I saw them!

    A. delighted             B. terrified                  C. happy                      D. bored

12. I think she is sick. She ______________ to school tomorrow.

    A. will go                B. won't go                  C. is going                   D. doesn't go