Max often ______our books and pens ______the floor, when he ______our desks.
A.knocks, onto; walks past
B.knock, onto; walks passed
C.knocks, off; walks past
D.knocks, off; walks passed
答案:A
题目分析:句意:麦斯走过我们的桌子时经常会把我们的书和钢笔撞到地板上。Knock sth onto sp意为“将某物撞到某个地方”,walk past意为“从某地走过”,past为介词;而knock off意为“撞翻”;故选A。