作用力与反作用力的方向（）。_爱下问搜题

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问题填空题

作用力与反作用力的方向（）。

答案

参考答案：相反

阅读理解

从右栏中找出能够与左栏相配的句子，把序号填在横线上。

     A man goes to a fast-food restaurant for lunch. "Hi," a worker says, "May I help you?" 　　
    "I'd like a hamburger, large fries, and a medium Coke." the man says. 　　
    "Anything else?" the worker asks. 　　
    "No." the man answers, "That's it." 　　
    "Is that for here or to go?" the worker asks. 　　
    "To go." the man says. 　　
    The man pays for his lunch. The worker puts the man's lunch in a bag. The man takes the bag.

1. A man goes                                _____
2. He says,                                     _____
3. A worker puts                             _____
4. The man takes the bag and walks _____
5. He opens the bag and finds         _____

a. to a park.
b. a lot of money.
c. the man's lunch in a bag.
d. ''I'd like a hamburger, large fries, and a medium Coke.''
e. to a fast-food restaurant for lunch.

解答题

一个正方形花坛，边长55米，围着这个花坛走一圈，要走多少米？这个花坛的面积是多少平方米？