Man has （）been to the Moon
A. last
B. already
C. ago
D. in
查看答案
You must stop blaming others （）your own mistakes
A. with
B. for
C. of
D. as
Our new advertising brochure （）already designed by someone
A. was being
B. had been
C. has been
D. have had
Mr. Cronin （）all the data this morning
A. updated
B. is updating
C. updates
D. has updated
Sung-joon has been in the army （）two years
A. since
B. ago
C. once
D. for
微信支付 
支付宝支付