问题

How did he finish the work—-I hear that he didit __________

A:in the own
B:on his own
C:of the own
D:all his own

正确答案是：

同类题型

Wow , the opening of Sochi winter Olympics is fantastic !— It’ s pity ! I _____ for the next monthly exam .

give me your report by 1O am.— __ have you been in charge of this project

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