单项选择题

The ______ problem of bringing a space-ship back from the moon has been solved.

A．technique
B．technology
C．technical
D．technological
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单项选择题
She was so ______ in her job that she didn't hear anybody knocking at the door.
A．attracted
B．absorbed
C．drawn
D．concentrated
单项选择题
There are other problems which I don't propose to ______ at the moment.
A．go into
B．go around
C．go for
D．go up
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