单项选择题

Doing your homework is a sure way to improve your test scores, and this is especially true ______it comes to classroom tests.

A．when
B．since
C．before
D．after
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单项选择题
______, I'll love him all the same.
A．He were rich or poor
B．Be he rich or poor
C．Being rich or poor
D．Were he rich or poor
单项选择题
Force is measured in pound ______it is produced.
A．whenever
B．how
C．no matter how
D．although
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