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tranthikhanhhuyen17062005
2 năm trước
Nung 10 gam đá vôi thu được m gam vôi sống cho m gam vôi sống tác dụng 100 gam dung dịch Cu(SO4)2 thu được m gam muối tính m n
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1. _____ is enjoyable. A. Playing cards B. Play cards C. Cards D. Cards play 2. Deaf-mutes can_______ speak_______ hear. A. both/ and B. either/ or C. neither/ nor D. not only/ but also 3. I have been working _____ quite a lot of pressure lately. A. in B. with C. on D. under 4. You _______ forget what I told you. It’s very important. A. mustn’t B. needn’t C. don’t have to D. can’t 5. She is a _______ girl with _______. A. green-eyes/ red hair B. green-eyed/ red hairs C. green-eye/ a red hair D. green-eyed/ red hair 6. I really eat vegetables now, but I _________ when I was a child. A. eat B. used to eat C. would eat D. didn't use to eat 7. The policeman is happy ___________ the kids safe and sound now. A. finding B. be found C. to find D. have found 8. The situation _________ to continue. A. cannot allow B. cannot be allowed C. cannot have allowed D. cannot be allowing 9. -“Do you like the weather here?” - “I wish it _______.” A. doesn’t rain B. didn’t rain C. won’t rain D. hadn’t rain 10. - “More coffee? Anybody?” -“ _______.” A. I don’t agree, I’m afraid B. I’d love to C. Yes, please D. It’s right, I think

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