--$ 500 ,but that is my last offer. --OK, it is a __________.
#6415
A
cost
B
price
C
reward
D
deal
推荐题目
She went to the bookstore and bought       .
#7161
A
dozen books
B
dozens books
C
dozen of books
D
dozens of books
 We have to keep       with the changing times.
#6451
A
step
B
the pace
C
a pace
D
pace