---Mum, it’s late. Why are you still here?---Dad hasn’t come back yet. I _____ for him.
#36684
A
am waiting
B
have waited
C
was waiting
D
waited
推荐题目
Excuse me. I _________ I was blocking(挡) your way.
#39207
A
didn't realize
B
don't realize
C
haven't realized
D
wasn't realizing
He didn’t ____ his homework.  He ____ TV all night yesterday.
#38695
A
do; watch
B
did; watches
C
does ; watches
D
do; watched
---Where is your grandpa? ---He _________ Canada and __________ Toronto for a month. 
#37893
A
has been to, has been in
B
has gone to, has been in
C
has been in, has been to
D
has gone to, has been to