____ the help of man-made satellites卫星, we can know what the weather will be like in the future few days.
When the baby pandas see the keepers, they run over with excitement.
The math question is like a piece of cake. He spent five minutes in working it out.
—What are you doing this afternoon? —My computer is broken. I have to have it repaired this afternoon.
—Would you mind moving your desk, Jack? —_________ I’ll do it right away.
—Do you like music ____ you can sing along with? —Yes, and I also like the singer ____ can dance.