如图所示，质量为M=6kg的物体处于静止状态，OB细绳与水平方向夹角为37°。

求：OA、OB两根细绳的拉力大小。（sin37°=0．6,cos37°=0．8）

一组数据2，4，5，5，6的众数是（  ）

第一节 短文改错

假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。

文中共有10处语言错误，每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。

     增加：在缺词处加一个漏字符号（），并在其下面写出该加的词。

     删除：把多余的词用斜线（）划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1.每处错误及其修改均仅限一词；

2.只允许修改10处，多者（从第11处起）不计分。

My uncle is the owner of a restaurant close to that I live .Though not very big , but the restaurant is popular in our area . It is always crowded with customers at meal times . Some people even had to wait outside My uncle tells me that the key to his success is honest. Every day he makes sure that fresh vegetables or high quality oil are using for cooking. My uncle says that he never dreams becoming rich in the short period of time. Instead, he hopes that our business will grow steady.

____ ____ ____ ____ ____ ____ ____ ____ ____ ____

A

    There were many people on a bus. An old man ____(look) here and there. He wanted to find ____ empty seat. Then he saw one and went to it. A small bag was on the seat. And a young man was beside it.

    "Is this seat empty?" asked the old man.

    "No, it's ____ an old woman. She went to buy some bananas.” said the young man.

    "Well, let me sit here, please. I'll leave here when she ____(come) back, "replied the old man.

    After a few minutes, the bus started. "The old woman ____(not come), but her bag is here. Let me give her the bag. "Then the old man threw the bag out of the bus window.

    The young man jumped up and shouted, "Don't throw! It's my bag!"