单项选择题

All the teachers ______ themselves to improve the quality of education.

A．give off
B．give out
C．give away
D．give for
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单项选择题
A lot of people from big cities complain about the rapid ______ of modern life.
A．rate
B．speed
C．pace
D．step
单项选择题
I don't think these curtains ______ very well with the wallpaper whose color is yellow.
A．suit
B．go
C．fit
D．match
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