-- _____ classes are there in your school? –Thirty.
#56270
A
How many
B
How old
C
How
D
What
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How time flies! It’s almost three years _______ we met last time.
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when
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before
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while
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since
Most of my friends like driving or riding to work, _________I like walking.
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A
and
B
so
C
but
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or
