Our country _______ a lot in the last fifty years. 
#38761
A
will change
B
changed
C
changes
D
has changed
推荐题目
Mr. Green ___ to the manager now. You’d better call him later.
#41952
A
talk
B
talked
C
is talking
D
was talking
Thank you for      me with my English.
#40588
A
helping
B
help
C
helps
D
to help
—What did she______?—She said she ______to Beijing for a trip.
#41807
A
said; will go
B
say; was go
C
say; was going
D
said; was going