The old man was seen _______ in the park at 7:00 a.m. yesterday.
#60522
A
exercise
B
exercised
C
to exercise
D
exercising
推荐题目
   she    to her grandma’s every week?
#53093
A
Do…goes
B
Did…go
C
Does…go
D
Does…goes
She________ Ken Green. Her last name ________ Green. 
#57179
A
am,am
B
is,is
C
is,am
D
am, is