our city tries impatiently to change itsappearance by tearing down old buildings, more and more citizens are suggestingways to ___________ the historically important architecture

Tom showed me his new cell phone, _______ was small but it could change colors in different weather.

（2014年山东日照市高三校际联合检测）9．He didn’t tell his wife about buying a new car for her_____he could give her a big surprise on her birthday．

It was the middle of the night_____ my father woke me up and told me to watch the football game.

As the interview rule goes，you can take some time to think through answers_______ you make a reply