— _______ are they doing?一They are running.
#60260
A
Who
B
Whose
C
What
D
Where6.
推荐题目
It is the second time that you have been late, ______?
#64499
A
haven’t you
B
isn’t it
C
is it
D
have you
 —__________?—No, it’s on the sofa.
#59769
A
Where is your sweater
B
Is this an English book
C
What color is your bag
D
Is your pen in the pencil box
What he lacks is more patience,___________? 
#65487
A
isn't it
B
is it
C
doesn't he
D
does he