What’s the chance of ________ a general election this year?
303. I think you should _______ the doctor about your arm.
302. The two countries once into 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 ____.
299. Heal(治愈) ____ , rescue ____, practise humanitarianism(人道主义) is the sacred duty of all the doctors and nurses.