----- Nội dung dịch tự động từ ảnh ----- 28.1 (never forget) what you (just tell) me.. 29. They (prepare) the Christmas dinner at the moment. 30. When I last (stay) in Cairo, I (ride) to the Pyramids on a camel that my friend (borrow) the day before. 31.Our teacher (tell) us yesterday that he (visit) England in 1970. 32. George (work) at the university so far. 33. When he lived in Manchester, he (work) in a bank. 34. Birds (build) their nests in summer and (fly) to the South in winter. 35.1 (lose) my key. (can) you help me look for it?