Miss. Gao _______ in the library for three years. But now she is a teacher.
#102018
A
worked
B
has worked
C
had worked
D
has been working
推荐题目
 My new pen __________.Who __________ have taken it?
#99071
A
has been disappeared; can
B
has disappeared; could
C
is missing; should
D
has been lost; may
You won’t know whether the coat fits you until you ______ it on.
#104094
A
will try
B
have tried
C
tried
D
are trying