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
What languages ________ in that country?German and English.
#38887
A
are speaking
B
are spoken
C
speak
D
is spoken
 My mother ______when I got home.
#37801
A
cook
B
cooking
C
was cooking
D
cooks