Khoanh tròn A, B, C hoặc D tương ứng với đáp án đúng nhất để hoàn thành các câu dưới đây.
1. “I can’t find my wallet, Tom” – “Don’t worry. I’ll help you to______ it”
A. look for B. take care of C. put on D. turn off
2. Mount Pinatubo, ______ is a volcano in the Philippines, erupted in 1991.
A. who  B. whose C. that  D. which
3. ______ there was a pressure of time; we managed to complete the project on time.
A. Although B. Due to C. But D. Despite
4. Don’t make so much noise. I______.
A. am studying B. study C. studies D. will study
5. I wish I ______ go out for dinner with you now.
A. can B. could C. may D. might
6. Are you looking for my sister? – She isn’t at home now. She _____ to the library.
A. goes B. went C. has gone D. is going
7. Wearing uniforms helps poor students feel equal ______ others.
A. up B. on C. off D. to
8. Are you ______ teaching on Saturday mornings this term?
A. enjoy B. likely C. busy D. expected
9. I suggest that we should ______ people from catching fish by using electricity.
A. let B. relate C. prohibit D. encourage
10. A recycled plastic bottle saves enough ______ to run a 60-watt light bulb for 6 hours.
A. energy B. money C. electron D. life