单项选择题

A．He’s already helped her a lot.
B．She knows he’s very busy.
C．She doesn’t need any help.
D．He doesn’t know enough chemistry.
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单项选择题
A．The signing is very necessary.B．The signing is just a reassurance.C．The signing is not very necessary.D．The signing is a way to monitor abuse.
A．The signing is very necessary.
B．The signing is just a reassurance.
C．The signing is not very necessary.
D．The signing is a way to monitor abuse.
单项选择题
A．Consumers were responsive.B．Consumers were hostile.C．Consumers turned cautious of it.D．Consumers didn’t care all the time.
A．Consumers were responsive.
B．Consumers were hostile.
C．Consumers turned cautious of it.
D．Consumers didn’t care all the time.
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