— Why do you think ______? — He could ______ for exercise. 
#37711
A
is the man running, run
B
the man is running, be running
C
does the man run, run
D
the man runs, be running
推荐题目
Excuse me. Do you know________. 
#37895
A
where is the hospital
B
when did they come
C
what his name is
D
how can I get there