---Your city looks beautiful.    --- Yes. Lots of trees and grass _______last year.
#39175
A
are planted
B
have planted
C
were planting
D
were planted
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He said that light ______much faster than sound.
#42284
A
has travelled
B
went
C
travels
D
travelled
What_____just now?
#41870
A
did he happen
B
did happen to him
C
happen to him
D
happened to him
You will _______ if you _______ late again, I think. 
#42006
A
punish; will come
B
be punished; will come
C
punish; come
D
be punished; come
Great changes        in our city last year.
#40449
A
happen
B
happened
C
take place
D
took place