Môn học
Chủ đề / Chương
Bài học
1.There are ten......in the race(compete).
2.He has been a schoolarship to do research(award).
3.Put your clothes away........(tidy).
4.He has been an active (participate)..........in the discussion.
5.why do you have to be so(tidy).............?
6.Is it (custom)...........to tip hairdressers in this country?
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