What ____________ at nine o’clock last Sunday morning.? 
#40551
A
was you doing
B
were you doing
C
are they doing
D
do you do
推荐题目
The World Expo (世博会) ____________ in Shanghai now. 
#42723
A
being had
B
is having
C
is holding
D
is being held
Smoking ______ in the kitchen in my house.
#38298
A
doesn’t allow
B
didn’t allow
C
isn’t allowed
D
won’t allow
The teachers ________ on the blackboard with chalk in the future.
#39033
A
isn't writing
B
didn't write
C
don't write
D
won't write
— Do you know what Millie and Andy were doing at 8 o’clock yesterday?—Yes.While Millie ______ TV, Andy ______ a book in the bedroom.
#40007
A
was watching; was reading
B
watched; read
C
was watching; read
D
watched; was reading