My pet dog is lost, Mary.
I'm sorry to hear that. Why not put an ad (广告) in the newspaper?
Don't be silly. He can't__________.( )
A.hearB.readC.speakD.write
Tom is always ready to help others.
________. He often helps me with my English.( )
So he is
So he does
So is he
So does he
John________ us when he is free.( )
joins
join
will join
joined
It's rather cold here. You'd better ________ your coat.( )
put away
not put on
not take off
take off
I'm afraid we can't work out the math problem________the teacher helps us.
That's true. It's too difficult.( )
if
unless
because
as soon as
May I use your computer?
________. I'm working on it.( )
Glad to hear that
It doesn't matter
That's all right
I'm sorry