III. Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.
1. Make sure your car runs on unleaded petrol and your home uses sources of ____ energy.
A. recycling                 B. reused                     C. renewable               D. recyclable
2. These people wanted to start ____ new life in ____ new country, but they faced a lot of difficulties because they didn't know anything about the new land.
A. a – a                                    B. a – a                        C. a – the                     D. the – a
3. Most of the air pollution results ____ the burning of fossil fuels, motor vehicles, factories, aircraft and rockets.
A. in                            B. to                            C. on                           D. from
4. Since the appearance of electronic devices, lessons have become more and more _____ and effective.
A. enjoyable                B. disruptive   C. accessible               D. inappropriate
5. He'll have to ____ and work harder or he'll fail the exam.
A. pull his socks up                                         B. polish his head
C. empty his washing basket              D. stick his neck out
6. He asked me why   _________to the meeting.
A. didn’t I come               B. don’t I come           C. you didn’t come                 D. I hadn’t come
7. Viet Nam has kept a variety of superstitious ____ about daily activities.
A. believe                    B. believing                 C. beliefs                     D. believable
8. Superstitions ____ an important part in the lives of many people in Viet Nam.
A. take                                    B. act                           C. occupy                    D. play
9. Now I wish I could ____ a medical career to become a doctor.
A. pursuing                 B. be pursuing             C. be pursued              D. pursue
10. Educated women are becoming less dependent ____ their husbands’ decisions.
A. about                      B.of                             C.on                            D. for
11. This policewoman is famous ____ her courage and strong will.
A. with                        B. for                           C. on                           D. about
`12. I am thinking ____ becoming a childcare worker because I love children.
A. of                            B. with                                    C. for                           D. on
13. There are lots of things we can all do to ____ the environment.
A. enhance                  B. protect                    C. make                       D. build
14. Dinosaurs have been ____ for millions of years.
            A. endangered                        B. extinct                    C. threatened              D. disappeared
15. Farmers contribute to environmental damage by spraying ____ with ____, which stay in the soil for years.
A. agriculture – pesticides                              B. agriculture - fertilizers
C. crops – fertilizers                                        D. crops - pesticides
16. The gradual rise in the Earth's temperature is known as ____.
A. greenhouse effect               B. global warming       C. ozone layer             D. acid rain
17. Helen is much more confident with her English now. She can actually ____ a conversation with her teacher in English without difficulty.
A. keep                        B. do                           C. improve                  D. hold
18. If you're not sure what something means, ____ in your dictionary or use your electronic dictionary for help.
A. check up                 B. look up                   C. translate                  D. interpret
19. Whenever you hear a new word that you think is important, ____ in your notebook.
A. keep it down          B. put it down                         C. write it down          D. spell it down
20. She had to ____ her First Certificate Exam three times.
A. study                      B. take                         C. make                       D. do
21. I'm ____ for my English test tomorrow.
A. focusing                 B. meditating              C. remembering          D. revising