He fell off the bike ________.
#41254
A
while he rode
B
while he was riding
C
while he is riding
D
while on bike
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I lent him ten magazines,_____are more wonderful than you can imagine.
#69601
A
most of which
B
most of them
C
and most of which
D
most of that
All of Manhattan, parts of Brooklyn and Queens are blacked out, and people have no idea ___ it’s coming back on.
#68529
A
that
B
when
C
how
D
where
The news quickly spread ______ China has successfully launched another manned spaceship.
#68117
A
which
B
that
C
when
D
while