The children ______ a P.E. class on the playground when it began to rain suddenly.
#53836
A
have
B
are having
C
had
D
were having
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Some of my friends eat with their eyes, they prefer ______ what _______ nice. 
#56727
A
to order; looks
B
to order; feels
C
ordering; smells
D
order; tastes
This is my new car . I _______it for two weeks.
#53626
A
buy
B
bought
C
have bought
D
have had
We still don’t know what _________ while we were away from home.
#53337
A
had happened
B
was happened
C
has happened
D
happened