—Do you know the girl______Mary Smith? —Yes. She’s my friend.
#40478
A
call
B
calls
C
called
D
calling
推荐题目
The mobile phone has influenced people's life a lot since it __________.
#36751
A
invents
B
invented
C
is invented
D
was invented
—What were you doing at 8 o’clock this morning?—____. 
#41774
A
I am having breakfast.
B
I want to go to visit my grandfather.
C
I was talking with my teacher at that time.
D
I stayed there for two days.