The children ate too much sweet ________ they get toothache easily.

They are completely short of water now. A number of people have died because of this ___

Daisy is very nice; ________, all her friends love her very much.

Your house needs _________ right now because it's too old.

He is very stubborn, so it will be difficult to _______ him to go.

Old newspapers can be used to make newspapers, ________ you can collect them and bring them to the recycling center.

The countryside is very peaceful ________ the air is so fresh.

Hoa missed the bus this morning, ________ she went to school late.

Can you turn_________ the lights? It's too dark.

Dioxins are dangerous chemicals________ they can cause cancer and birth defects.

I've never ______very well with my brother. We've got completely different personalities.

Ba missed the Math test yesterday. ________, he will have to do it next week.

If you want to save money, you should ________he amount of water your family uses.

________ we use less electricity, power plants will burn less fuel.

My shoes are dirty. I'd better take them ________before I come in.

My father used to make me ________hard at night.

He didn't go to school yesterday; ______, he had to ask his friends what they learned then.

Who is going to __________ your children when you're at work?

My color TV, _______ I bought 10 years ago, still gives beautiful pictures.

Who is Mr. Medley? - I have no idea. I've never heard _______ him.

Organically grown fruits and vegetables may not look as perfect, ________ they're good for your health.