Tom realized that he ________ his physics book at home when he reached school．
#41955
A
left
B
had left
C
was leaving
D
leaves
推荐题目
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
---They say there is a new restaurant nearby.---Yes, and it__________ for no more than a week.
#39537
A
has been open
B
opened
C
has been opened
D
was opened
Do you know when the basketball_________?
#37140
A
is invented
B
was invented
C
has invented
D
had invented