Only by increasing the number of doctors by 50 percent ________ properly in this hospital. (2013·大纲全国,32)
It was ______ back home after the experiment.
Please tell me how the accident_____. I am still in the dark.
I hate ____ when people talk with their mouths full.
________in the computer games,the boy no longer put his heart into study.
Dr. Bake is a professor of physics. ________,he is a famous writer.