Chinese smartphone maker Xiaomi Corp said____ it sold 18.7 million smartphones in 2013, up 160 percent year-on-year, and _____ it officially expanded to Singapore ____Jan 1, in a bid to enter the global market.
— The government requires that every primary school student do sports for at least one hour every day. — _____. It is high time that students took exercise in order to build a strong body.