There is too much noise outside. I can not _______my attention on my work.
A. connect
B. flat
C. fill
D. focus
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What we need to learn is how to put theory into _______ when we begin our fieldwork here.
A. appearance
B. application
C. accomplish
D. achievement
He has a room 5 meters long and 3 meters wide________.
A. which to live
B. in which to live in
C. in which to live
D. where to live in
I’m _______ you’ve made the right choice.
A. bond
B. confident
C. double
D. gravity
It was in the factory______ produced TV sets ______our friend was murdered.
A. which；which
B. that；which
C. that；that
D. where；that
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