His book is different (about/from/for/between) mine.

Governments have enacted laws to protect wildlife ________commercial trade and overhunting.

If you don’t want to watch TV. Turn it______________, please.

He is .......... royal blood.

She is very jealous ......... her sister.

Mark Twain based the story ______his experience in the West.

China became the third country in the world to be able to independently carry __________ manned space flights.

He is sad (about/in/on/of) his son’s laziness.

Mary doesn’t mind living ____________ her own.

Water consists _____ oxygen and hydrogen.

One meter is approximately equal _______ a yard.

They live .......... rice.

When are you leaving __________ Singapore? This week or next week?

It was not a problem. We looked____________ his number in the telephone book.

Many students aren't keen ....... their study at school.

Have you washed your hands______________ having lunch?

Sue isn’t usually here .................. weekends. She goes away.

The new manager's name is familiar _____ most of us.

Professor Moore called my attention .......... that particular mistake.

She was very surprised________ the grade she received.

Don’t be afraid .......... the dog. He is quite harmless.