All the information except these two pieces _____ writing the article.
#42014
A
have been used to
B
has been used to
C
have been used for
D
has been used for
推荐题目
 My sister has learnt English _________.
#36360
A
for twelve years ago
B
since she was four
C
twelve years ago
D
at the age of four
If it ________ this Saturday, we will ________ for a picnic.
#42022
A
won’t rain; shall go
B
doesn’t rain; will go
C
isn’t rain; go
D
doesn’t rain; go