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2 năm trước
một mảnh đất hình chữ nhật có chiều rộng bằng 2\3 chiều dài . Nếu mở rộng xang phải 5m và xuống dưới 5m thì diện tích thửa ruộng tăng lên 200m2 . tính diện tích mảnh đất ban đầu
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Ai giúp mình với ạ Question II. Find the word which has different sound in the part underlined. (0.5 points) 1. A. wanted ​​B. naked ​​​C. danced ​​​D. needed 2. A. who​​​ B. when​​​ C. where​​​ D. what Question III. Find the word which has different stress pattern from the others. (0.5 points) 1. A. artistic​ B. historic​​​C. dramatic. ​​​D. scientific 2.A. medical​​ B. hospital​​​ C. politic​​​ D. electric Question IV. Choose the best answer. (A,B, C or D ). ( 1.5 points) 1. Mi and Nick like ______________ back Mi’s home village on holiday. A. comes​​ ​B. come​ ​C. came​ ​​D. coming 2. If the factory ________________ dumping poison into the lake, all the fish and other aquatic animals will die. A. continues​​​B. to continue​ C. continued​​D. will continue 3.Water ________________ in the lake has made the fish die. A. pollution ​​B. pollute​ C. polluted D. polluting 4.If the air wasn’t dirty, I ________________ so much. A. wouldn’t sneeze B. sneeze ​ C. would sneeze​ D. to sneeze 5. If the factory continues dumping poison into the lake, all the fish and other aquatic animals ________________. A. die​​ B. to died​ C. dead​​ D. will die 6. Water pollution is the ________________ in the lake has made the fish die. A. contaminating ​B. contaminate​ C. contaminated D. contamination Question V. Put the verbs in brackets into the correct form.( 1.5 points) 1.He usually ( go) ______________ to school by bike. 2.My father used to (go) ______________fishing when he was a child. 3.They ( live) ______________ here for 8 years. 4.If we (recycle) ________ more, we will help the Earth. 5. Factories (not dump) ______________waste into rivers if the government fines them heavily. 6. If people travel to work by bus, there (be) ______________fewer car fumes.

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