There is no doubt _____ short sight is a serious problem among the youth of our country.
#67817
A
which
B
whether
C
what
D
that
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This is the book I bought yesterday , ______I spent 8 yuan .
#74142
A
on which
B
for which
C
in which
D
at which
-      the football match?-Class Three.
#68300
A
Which team do you think will win
B
Do you think which team will win
C
Do you think will which team win
D
Which team will you think win