This is a very interesting book．I’ll buy it，．

I’m dead tired.I can’t walk any farther，Peter.—So am I．If only we a pair of wings!

If I you, I would rather at home and watch TV than to the party.

’t see your sister at the cinema. Ifshe ______, she would have met my brother.

Have you ever seen snowman ride bicycle? That’s we look like.