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nhuquynh200099
2 năm trước
XÚC MIỆNG 2 CÂU ĐƠN GIẢN TRƯỚC KHI NGỦ NÀO MẤY MEM :>> tính: a/ $\sqrt[]{3-2\sqrt[]{2} }$ - $\sqrt[]{6+4\sqrt[]{2} }$ b/ $\sqrt[]{15-6\sqrt[]{6} }$ +$\sqrt[]{33-12\sqrt[]{6}}$
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Exercise 2: Câu chuyện sau được chia thành các câu nhỏ, hãy đọc và điền mạo từ thích hợp “a/an/ the hoặc x (không cần mạo từ)” vào chỗ trống: 1. There was ________knock on ________door. I opened it and found ________small dark man in ________blue overcoat and _______woolen cap. 2. He said he was ________employee of ________gas company and had come to read ________meter. 3. But I had ________suspicion that he wasn't speaking ________truth because ________meter readers usually wear ________peaked caps. 4. However, I took him to ________ meter, which is in ________dark corner under ________ stairs. 5. I asked if he had ________ torch; he said he disliked torches and always read ________ meters by ________light of ________match. 6. I remarked that if there was ________leak in ________ gas pipe there might be ________ explosion while he was reading ________meter. 7.  He said, “As ________matter of ________fact, there was ________explosion in ________last house I visited; and Mr. Smith, ________owner of ________house, was burnt in ________face.” 8.  “Mr. Smith was holding ________lighted match at ________time of ________explosion.” 9.  To prevent ________possible repetition of this accident, I lent him ________torch. 10.  He switched on ________torch, read ________meter and wrote ________ reading down on ________back of ________envelope. 11.  I said in ________surprise that ________meter readers usually put ________readings down in ________book. 12.  He said that he had had ________book but that it had been burnt in ________fire in________ Mr. Smith's house. 13. By this time I had come to ________conclusion that he wasn't ________ genuine meter reader; and ________moment he left ________house I rang ________police.

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