单项选择题

We've made some achievements, but there is still a long way ______.

A．going
B．to go
C．gone
D．to be gone
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单项选择题
Nobody noticed the thief slip into the house because the lights happened to ______.
A．be put up
B．give in
C．be turned on
D．go out
单项选择题
Why do you want a new job ______ you've got such a good one already
A．that
B．where
C．which
D．when
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