These three teachers vary_________ their manner of teaching.
A. between
B. from
C. with
D. in
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The girl is not happy at the new school. She has________ friends there.
A. few
B. a few
C. little
D. quite a few
It was while she was sleeping in her bedroom_________ a thief broke into the house.
A. which
B. that
C. where
D. than
The idea sounds very good but will it work in_________
A. practice
B. place
C. advance
D. company
We consider_________ the instrument be adjusted each time it is used.
A. that it necessary
B. it necessary that
C. necessary that
D. necessary of it that