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
Unless the police can prove to the court that Ted has committed robbery,he______.
#104367
A
will not find guilty
B
will not be found guilty
C
will have found guilty
D
will not have found guilty
 ________ the classroom, the teacher found all the parents already______ there.
#103135
A
Entered; seated
B
Entering; seating
C
Entered; seating
D
Entering; seated