The  roller coaster there  moved _______ high speed.
#49499
A
in
B
on
C
with
D
at
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--Who are you _____?-- My mother.
#49644
A
wait
B
waiting
C
waiting for
D
wait for
There will be a heavy storm ___________ this evening.
#46643
A
with thunder and lighting
B
had thunder and lighting
C
had thunder and lightning
D
with thunder and lightning
Don’t try to do everything at once. Take it a bit __________.
#50785
A
at times
B
at that time
C
at all times
D
at a time