-Are you going to take part in the speech contest?( )-___It's too good an opportunity to miss.

-We can give you a ride into town. -__Thank you.

-Everybody is going to climb the mountain. Can I go too, Mum?( )-__Wait till you are old enough, dear.

-Do you enjoy your present job? -__. I just do it for a living.

-Have a nice day to you. -__.

-Do you think you could do without help? -____. This is not the first time for me.

-Could I use this dictionary? -__.It's a spare one.

-Reading is the best way to pass time on the train. -___. I never go trpveling without a book.

-How about dinner tonight? It's on me.

-What are you going to do on May Day? _. If weather permits, I may go mountain-climbing with my friends.

-Waiter, this fork is dirty. ____. sir. Here is a clean one.

-Would you like an apple,Rose? -__.A pear, please.