11. It’s very noisy in the new neighbourhood; ________, we enjoy living there. A. therefore B. but C. so D. however 12. It began to rain while the chi

11. It’s very noisy in the new neighbourhood; ________, we enjoy living there. A. therefore B. but C. so D. however 12. It began to rain while the children _______ fooball in the yard. A. played B. were playing C. have played D. had played 13. The students didn’t seem to be happy about their … Đọc tiếp

hòa tan hoàn toàn 24 gam hỗn hợp gồm Al Mg bằng 1 lượng vừa đủ dung dịch HCl, thêm 1 lượng NaOH dư vào dung dịch sau đó thấy phản ứng xuất hiện kết tủ

hòa tan hoàn toàn 24 gam hỗn hợp gồm Al Mg bằng 1 lượng vừa đủ dung dịch HCl, thêm 1 lượng NaOH dư vào dung dịch sau đó thấy phản ứng xuất hiện kết tủa. Lọc kết tủa rửa sạch rồi nung ở nhiệt cao đến khối lượng không đổi được 4 gam chất … Đọc tiếp

Choose the best option to complete each of the following sentences. 1.When she__________home, her husband__________after the children last night. A.ca

Choose the best option to complete each of the following sentences. 1.When she__________home, her husband__________after the children last night. A.came/looked B.was coming/ looked C.came/was looking D.was coming/ was looking 2.His lecture was so________that nobody wanted to listen to it. A.boring B.bore C.boringly D.bored 3. When I got to the station, my pen pal ……………………. for … Đọc tiếp