He often knocks our books _______the floor.A. into B. onto C. off D away
It’s raining now. Please take _______ umbrella.
—I saw your mother at the hospital this morning . What’s the matter with her?—Oh , _______.She is a doctor there.
—Why not ask Tony to go to the cinema together with us ?—He _____Shanghai on business , and ____back in two weeks .
—I don’t like math at all. It’s too difficult for me .—I’m not good at math, either . I always feel _____before I take a math test.
In many places in China, the old over 90 ______not only by their family but also by the government.