Chinese President Xi Jinping, on November 30, 2013, has _____ legal and scientific prevention and control of HIV/AIDS as well as various social support for carriers and patients.
I ______ have been more than six years old when the accident happened.
John, look at the time. ______ you play the piano at such a late hour ?
Tom, you _____ leave all you clothes on the floor like this !
I have lost one of my gloves. I _____ it somewhere.
A left –luggage office is a place where bags _____ be left for a short time, especially at a railway station.