Knowledge from real life isn't easier to forget than ___ achieved from textbooks.
—It’s five years since I here. —Where do you work now?
—Why did he say so? —Sorry, I don’t understand he has said means.
-- has brought worldwide attention to China? —Rapid and steady economic growth,of course.
The man went to bed,and when he woke up,he found his shoes still on.
The smoggy weather has made us realizeterrible problems we are laced with.