How long has he  _______ the phone? –For half an hpur..
#48732
A
on
B
made
C
been on
D
been in
推荐题目
We can’t do two things _____.
#48624
A
all the time
B
on time
C
at times
D
at a time
 To ________ , I won the first prize.
#47694
A
me surprise
B
my surprised
C
I surprised
D
my surprise