Studies show that people are more_________tosuffer from back problems if they always sit before computer screens for longhours

_______ they have a new ruler—No , they ______ .

The girl arranged to have piano lessons at the training centre with her sister _____ she would stay for an hour[ ]

asses, _______ he could see nothing,was taken away by a naughty boy

What were you doing when the earth quake happened inJilin—I________TV when I heard the news.