用适当的连接词填空.

1. Can you tell me more things about the news      your team won the game.

2.      is needed for the space trip is careful preparation.

3. The reason is      we are putting too much carbon dioxide into the atmosphere.

4. He told me the force of gravity would change three times and      the first change

    would be the most powerful.

5. It is uncertain      effect the terrible traffic accident will bring out.