Tuyển Cộng tác viên Hoc24 nhiệm kì 28 tại đây: https://forms.gle/GrfwFgzveoKLVv3p6
Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) CLOSEST in meaning to the underlined word(s) in each of the following questions.
Question 26. As soon as I come to London, I’ll write to you
A. Although B. If C. When D. Despite
Question 27. When you do not understand the meaning of one word you should find it in the dictionary.
A. look for B. look up C. look after D. look out
Question 28. Most students detest science subjects. They prefer literature, history and foreign languages.
A. enjoy B. learn C. prefer D. hate
Mark the letter A, B, C, or D on your answer sheet to indicate the word(s) OPPOSITE in meaning to the underlined word(s) in each of the following questions.
Question 29. The water in this lake is polluted, so you shouldn’t swim here.
A. green B. crowded C. dirty D. pure
Question 30. She is a very generous old woman. She has given most of her wealth to the charity organization.
A. amicable B. hospitable C. mean D. kind
Question 7. Daisy was late for work _________ her car was broken down.
A. because B. because of C. if D. whether
Question 8. _______she does more exercise, she won’t stay healthy.
A. If B. Unless C. Although D. Because
Question 9. Your father _____________ in a bank, doesn’t he?
A. is working B. works C. has worked D. worked
Question 10. I suggest that we ___________ some money for poor children.
A. to raise B. raising C. raised D. should raise
Question 11. If I ______________ her number, I would phone her.
A. know B. had known C. would know D. knew
Question 12. London _______ by a fire in the 16th century.
A. is destroyed B. was destroyed C. destroyed D. has been destroyed
Question 13. When I came to see Mr. Brown, he ________a newspaper.
A. read B. has read C. is reading D. was reading
Question 14. Maryam ______ a letter to me since last year.
A. didn’t write B. doesn’t write C. hasn’t written D. wasn’t writing
Question 15. He ________________ a kilo of beef now.
A. want B. to want C. wants D. is wanting
Question 16. If I press that button what ________?
A. would happen B. happened C. will happen D. happen
Question 17. Last night, I phoned a boy ___________mom had a traffic accident.
A. who B. whom C. whose D. that
Question 18. He spends a lot of time __________ the web every day.
A. responding B. looking C. walking D. surfing
Question 19. “Didn’t you go to the cinema last night? “ – “ __________________”
A. Yes, I lost the ticket B. No. It was too cold to go out
C. Ok. That was a good idea D. Yes, I stayed at home
Question 20. “What do you think of your new laptop? – “__________”
A. I’m sorry, I can’t. Let’s go now. B. I’m sorry. I’m home late
C. I love it. D. But please be careful with it.
Question 21. They said that they would take a trip to the countryside ___________
A. the following morning B. the next morning
C. the morning after D. A &B are correct
Question 22. It’s raining, _______ we can’t go to the beach.
A. however B. so C. because D. or
Question 23. Thuy's grandmother turned the television _________ to see the weather forecast.
A. off B. up C. on D. down
Question 24. The children laughed _________when they are watching a comic.
A. happily B. happy C. happiness D. unhappy
Question 25. Don’t _____________ him to agree to your proposal. It’s no use.
A. persuade B. do C. let D. make
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Câu 13. Dãy công thức hóa học nào sau đây tất cả đều viết đúng?
A. NaCl2, CO, NH2, H2O. B. Ca(OH)2, SO3, H2O, CO2.
C. H2, CO3, Ag2, Cu. D. PO4, CaO, O, S2.
Câu 14. Cho biết CTHH của nguyên tố X với O và nguyên tố Y với H như sau: X2O, YH3. CTHH của hợp chất X liên kết Y là
A. X3Y. B. X2Y3. C. XY3. D. XY.
Câu 15: Trong nguyên tử các hạt mang điện là:
A. nơtron, electron. B. proton, electron. C. proton, nơtron, electron. D. proton, nơtron.
Câu 16: Nguyên tử của nguyên tố X nặng hơn nguyên tử oxi 2 lần. Nguyên tố X là: (Cho: O =16; S=32; Cu =64; Fe =56; Na =23)
A. đồng. B. lưu huỳnh. C. sắt. D. natri.
Câu 17: Thành phần chính của đá vôi là canxi cacbonat. Biết rằng phân tử canxi cacbonat gồm 1 nguyên tử canxi, 1 nguyên tử cacbon và 3 nguyên tử oxi. Phân tử khối của canxi cacbonat là:
(Cho: O =16; Ca=40; C =12)
A. 100 đvC. B. 68 đvC. C. 204 đvC. D. 92 đvC.
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