. Expo 2010 Shanghai China will offer ____ wonderful opportunity for ____ cross-culture dialogues.A. a; 不填 B a; the C. 不填; the D.the; 不填
304. ---May good luckyou! ----The same to you. wait for B. await on C. wait upon D. waits on
303. I think you should _______ the doctor about your arm.
302. The two countries onceinto one, it will become a strong and powerful one in the world.
301. In the middle of last century planes began to be used to transport both passengers and goods. The underlined words means ____.
300. Britain trades with many European countries. This word "trade" means Britain ____.