I know the teacher ________ Mary when he spoke of a bright girl.
#103628
A
referred to
B
had referred to
C
was referring to
D
refers to
推荐题目
Because the shop ________ , all the T-shirts are sold at half price. 
#104747
A
has closed down
B
closed down
C
is closing down
D
had closed down
I ________ your last point — could you say it again? 
#104730
A
didn’t quite catch
B
don’t quite catch
C
hadn’t quite catch
D
can’t quite catch