____ lion dancing is very popular in Viet Nam, my friend Andy does not enjoy it

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

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

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

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

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

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

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

Children are _______ to overcome problems.

We decided not to go out for meal _________ we were too tired.

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

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

That's the _______ interesting novel I've ever read.

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

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

My sister is very tired; ________, she still has to cook dinner for the family.

What are you looking ________? My picture book. I've lost it.

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

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

Scientists are looking for an ________ way to reduce energy consumption.

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