What ________ you ________ at this time yesterday?
#37876
A
did, do
B
have, done
C
were, doing
D
are, doing
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---How are you going to the park tomorrow?   ---I ________there. 
#40628
A
am by bike
B
ride my bike
C
am riding a bike
D
go on bike
 -All of us _______ sometimes. -You had better have a good rest when you are free. 
#40103
A
gets tired
B
get tired
C
getting tired
D
is tired
Our teacher told us that light _____ much faster than sound.
#41507
A
traveled
B
travels
C
is traveling
D
was traveling
The telephone rang when we            dinner.
#41962
A
had
B
have
C
are having
D
were having