Great changes _________ in Tongren in the past five years.
#42335
A
have happened
B
have taken place
C
have been happened
D
have been taken place
推荐题目
Listen! Someone             in the next room.
#41961
A
cry
B
crys
C
is crying
D
was crying
While Mary ___ a letter, the children were playing outside.
#39841
A
wrote
B
writes
C
is writing
D
was writing
While I ________to the programs, my mother ________outside.
#38019
A
listened; was washing
B
was listening; washed
C
was listening; was washing
D
was listening; is washing