______ the phone is old, it still works well.
A．But
B．If
C．Although
The movie was______ and we wanted to see it again.
A．enough boring
B．exciting enough
C．enough exciting
---Did you _____ who cleaned the classroom?
---Yes, Sam did.
A．find out
B．look for
C．put out
Bill is so tired that he can______ walk.
A．always
B．hardly
C．hard
Lesson14 is as _____as Lesson13 and few students can understand them clearly.
A．Difficult
B．easy
C．more difficult
---How often does she have dancing classes?
---_________.
A．On Saturday afternoon
B．At 9 o’clock
C．Once a week
