If you watch carefully, you can see ________ the man does the trick with the cards.

9. —- Tom is _________ to computer games. —- No wonder he is not doing well in school recently.

_______ does your father go to Beijing —By plane.

together to achieve our common purpose: ____ world that is safer, cleanerand healthier than ____ one we founded

He has drunk too much tonight. We should try to ________ him from driving back home.