______ our horizons of thinking, but it also saves us time and energy.
An offer of a reward has caused many students in our school _____ actively in the competition.
_____ alone in the dark room, the little girl was so frightened as to cry loudly.
—Mary, I have got a new cell phone number!—Oh, hold on. I’ll put it down just_____.
Although many measures ______,the world’s economy is still going down.
But for the help of my English teacher, I _____ the first prize in the English Writing Competition.