I remember there _____ a lot of fish in Yanglan Lake.Now it has been polluted.
What a pity!I think we should play a role in protecting the environment.( )
A.are used to haveB.are used to be
C.used to haveD.used to be
Is Mr Brown driving here?
I'm not sure.He ______ come by train.( )
may
shall
need
must
Could you tell me_______?
At nine o'clock,in ten minutes.( )
how will he leave
when he has left
why he is leaving
when he will leave
Would you like some tea?
______.( )
Yes,please
The same to you
Me,too
My pleasure
______ can you finish your homework?
In about an hour.( )
How long
How soon
How often
How far
Driving in the mountains can be very dangerous.You can't be ______careful.( )
so
very
much
too