This outdoor training is an exercise  , as we know, teenagers' confidence can be built.
#66966
A
which
B
what
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that
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where
推荐题目
I don’t like _________ you speak to her.
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A
the way
B
the way in that
C
the way which
D
the way of which
That is the day ______I'll never forget. 
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A
which
B
on which
C
in which
D
when