问题 单项选择题

点在运动过程中,恒有an=常量,an≠0,点作何种运动?()。

A.加速曲线运动

B.匀变速曲线运动

C.变速直线运动

D.匀变速直线运动

答案

参考答案:B

完形填空

从每小题A. B. C三个选项中,选择可以填入空白处的最佳答案

Do you need trust (信任) from others? Yes! Everyone needs,    1   his or her parents. Parents would like to give you    2   space if they trust you. If you want your parents to trust you, you have to show    3  through action.

Let your parents    4   what’s going on at school and something else. Keep your bedroom door open when you’re back. Don’t be mad when they see what you’re    5   on the Internet. Invite your friends    6   your house to meet your parents.

When you do   7   wrong, it can break trust. It’s easy to find some reasons not to tell your parents what you’ve done wrong. For example, you don’t want them to be    8   with you and …The list can go on and on. But if they find the    9 , you’ll be in hot water. Broken trust takes long time to recover (恢复),    10   you can do things gradually (逐渐地) to help your parents believe in you again.

小题1:A. really                 B. finally              C. especially

小题2:A. many                    B. more                     C. most

小题3:A. him                     B. her                  C. them

小题4:A. know                    B. to know              C. knowing

小题5:A. looking for                 B. looking through      C. going through

小题6:A. on                     B. to                   C. from

小题7:A. something               B. anything                 C. everything

小题8:A. happy                   B. angry                   C. pleased

小题9:A. truth                   B. reason               C. way

小题10:A. or                     B. and                  C. but

单项选择题