-I'm so sorry that you didn't win the skating marathon.-How long _____ you ______?-I skated for 5 hours.
#39817
A
have, been skating
B
were, skating
C
have you skated
D
did, skate
推荐题目
John       to London to watch the Olympic Games next week.
#40658
A
flies
B
flew
C
will fly
D
has flown
My brother _____while I ______.
#40512
A
reads; was doing my homework
B
read; did my homework
C
was reading; was doing my homework
D
was reading; did my homework
He is ___this afternoon. 
#37667
A
go hiking
B
goes hiking
C
going hike
D
going hiking
The plane ____________when I got to the airport. I nearly missed it.
#38427
A
was leaving
B
had left
C
has left
D
will leave