He imagined various ways _____ he could teach her how to learn English well.
A. /
B. that
C. in which
D. A , B & C
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The speed _____ light travels is said to be the maximum in the universe.
A. in which
B. by which
C. at which
D. from which
Can you think out a situation _____ this idiom can be used?
A. in which
B. that
C. where
D. A & C
China has hundreds of islands, _____ is Taiwan.
A. in which the largest
B. its largest of which
C. of which the largest
D. which the largest
We ate in a luxurious restaurant but it wasn’t such a good dinner _____ she had promised us.
A. that
B. which
C. as
D. what
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