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anhhoangvtvn
2 năm trước
6,72 lít khí oxi (đktc) có thể oxi hóa bao nhiêu gam magie?
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Choose the sentence that has the same meaning as the first. 1. Somebody might have stolen your car. A. Your car might have been stolen. B. Somebody might have been stolen your car. C. Your car might be stolen. D. Your car might have be stolen by somebody. 2. They think that the owner of the house has gone abroad. A. The owner of the house is thought to go abroad. B. The owner of the house is thought to have been going abroad. C. The owner of the house is thought to have been gone abroad. D. The owner of the house is thought to have gone abroad. 3. She started work three months ago. A. She had been working for three months. B. It is three months since she started work. C. She is working here for three months now. D. It’s three months that she worked for. 4. My career as a teacher began 14 years ago. A. I have started teaching for 14 years now. B. For 14 years have I been a teacher. C. I was a teacher for 14 years. D. I have been a teacher for 14 years now. 5. It has always been my ambition to become a famous artist. A. I want to become a famous artist as soon as possible. B. Always in my life do I want to become a famous artist. C. I have always dreamt of becoming a famous artist. D. Dreaming of becoming a famous artist, I always have that ambition.

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