Some of the students are nearsighted______they spend too much time watching TV or playing online games. 
#55869
A
when
B
though
C
because
D
unless
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_______ Peter is old and weak, he still has to work.
#58030
A
But
B
Even though
C
So
D
Because of
Neither I nor he ______ compared the prices of the PC, so ______ he ______ I decided to know more before buying it.
#55665
A
has; both; and
B
have; not only; but also
C
hasn’t; either; or
D
haven’t; neither; nor
I will never forget the terrible accident _______ it happened so long ago.
#56545
A
even though
B
only if
C
only when
D
ever since