—Sorry, I don't want to go．I'm afraid I can't dance well
—!It's just for fun

China's first regional regulation on online sales issued in Hangzhou, which ishome to a number of China's e-commerce heavyweights such as Alibaba, will take _effect on May l．

This problem is _for us; therefore, we must take it into serious consideration．

I'm the only child in my family, but I am not spoiled by my parents; , I'm independent

According to the 2015 Higher Education World Reputation Rankings, Tsinghua University moved t0 26th from 36th last year and Peking University rose nine places to 32, reflecting our country'sto developing world-class universities.