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hanvu2k2
2 năm trước
1.Em hiểu thế nào về cách biến năng lượng điện thành nhiệt? 2.Khi sử dụng các đồ dùng điện để nấu cơm, đun nước… em có quan tâm đến cách dùng cho hiệu quả và tiết kiệm điện không?
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1.i haven't spokent to her ..........(for/since/ago)she went to london 2. he left school three year ............(for/since/ago) then he worked on France ............(for/since/ago)a few month befor coming back to englanf 3.she has got a headache.................(for/since/ago) she got up this mornng 4, i have been here...............(for/since/ago) an hour . where have youbeen ? 5. he has just got a new job , and he's going to work n china ..............(for/since/ago)six year 6.it's ten year .................(for/since/ago)we last met 7..........(for/since/ago) 2000, the ream has lostmany times 8.i aven't had a look at it ............(for/since/ago) yesterday 9. it'sages ..................(for/since/ago) we said goodbye 10. they sold the palace twenty yeas .................(for/since/ago)

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