Each year quite a lot of food________ around the world.

It seems that your daughter shows an interest ______ playing the guitar.—Exactly. Her teacher says she has a gift _______ music.

To pay to see that movie seems foolish ________ youcan see it on television for free

Where is my music disc I can’t see it! —You’d better________ the disk carefully in your bedroom.

I a report about the air pollution in my hometown all the morning and haven’t finished it yet.