问题 填空题

小王用力把足球踢了出去,感到脚有点疼,这是因为______的作用是相互的;足球可以在草地上继续滚动一段距离,这是因为物体具有______;足球最后停下来,说明足球受到了______力的作用.

答案

小王用力把球踢了出去,感到脚上有点疼,这是因为脚受到足球的作用力,即物体间力的作用是相互的;

足球可以在草地上继续滚动一段距离,是由于任何物体都具有惯性;

足球最后停了下来,这说明足球受到了摩擦力的作用;

故答案为:力,惯性,摩擦.

阅读理解

Bill,a 13-year-old boy, thought he had grown up to be a man. But his parents told him, "You won't be a real man until you begin to think about helping others."

One moming, his parents gave him some money to buy some milk. Outside a shop he saw a homeless old~man who looked very sick. Bill went to him and asked. "what's wrong with you?"

The old man answered, "I'm hungry,I haven't had any food for two days".

“Let's go to the restaurant."

When they got there, Bill asked the waiter to bring out bread and coffee to the old man. The old man finished the meal quickly. Afier the waiter took away the plate and the cup, the old man said, "Sorry for giving you too much trouble. I'm fine now. I'Il never forget your kindness! You're a very good young man."

Bill was happy when he heard this. Just when he wanted to pay for the meal, the waiter came.To their surprise, Bill and the old man leamed that their food was free because it was the birthday of the boss, and they were the first customers that day.

小题1:How old was Bill?

A.Eleven.

B.Twelve.

C.Thirteen.

D.Fourteen.小题2:Bill's parents said when he thought of               

A.helping himself.

B.helping others

C.making money

D.being friendly小题3:How long haven't the old man had food?

A.Two days.

B.Two hours.

C.One day.

D.One hour.小题4:What did the old man think of Bill?

A.Kind and tall.

B.Kind and good

C.Happy and handsome

D.Happy and cool.小题5:The food in the restaurant is free because that day was          birthday.

A.Bill's

B.the old man's

C.the waiter's

D.the boss's

单项选择题