问题

No one helped meI did it all ________ myself
A:for
B:by
C:from
D:to
B:by
C:from
D:to
正确答案是:
同类题型
Judy failed in this exam, since she is very strict ____ herself. She is sad.
Are you satisfied with what he did?— No. It couldn’t have been _____.
__ you’ve tried yourself, you’ll never know whatan exciting game bungee jumping is.
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It’s standard practice for a company like this one______ a security officer.