Expo 2010 Shanghai China offered wonderful opportunity for cross culture dialogues.
If only I _____ a few days ago!Then I wouldn’t have been feeling so worried now.
------It was really very kind of you to give me a life home. -------Oh, don’t mention it. I_____ past your house anyway.
Tom’s towards guests really makes me feel embarrassed in the party.
Over the past decades, sea ice_______ in the Arctic as a result of global warming.
Our teacher suggests English every day to improve our spoken English.