Look! They ________ in the hallway.
#39029
A
run
B
ran
C
are running
D
will run
推荐题目
If it         tomorrow, I’ll go out for a walk with you. 
#39555
A
doesn’t rain
B
won’t rain
C
hasn’t rained
D
isn’t raining
 My uncle is an experienced teacher. He_____English since 2002.
#36583
A
teaches
B
taught
C
has taught
D
will teach
I ________the day before yesterday, I’ve _________for 2days.
#39696
A
arrived, come back.
B
reached, returned
C
got, returned back
D
arrived, been back