Anh văn bằng B-006 1) I haven't seen him ___ a long time. a) after b) for c) since d) 2) The students went home ___ school. a) after b) for c) since d) 3) New ideas have been put into practice ___ he was elected our leader. a) after b) for c) since d) 4) He worked at that company ___ ten years before he retired. a) after b) for c) since d) 5) Our country's economy has been stable ___ the government took control of all prices. a) after b) for c) since d) 6) Maggie broke her leg and had to stay in the hospital ___ two days. a) after b) for c) since d) 7) They've been in love ___ three weeks. a) after b) for c) since d) 8) I haven't talked to him ___ last week. a) after b) for c) since d) 9) The fire died out ___ nine o'clock. a) after b) for c) since d) 10) These cherry trees have bloomed every spring ___ 1980. a) after b) for c) since d) . Anh văn bằng B-006 1) I haven't seen him ___ a long time. a) after b) for c) since d) 2)