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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