问题
判断题
比较法就是指被测表面用标准样板相比较来确定工件表面粗糙度的一种方法。
答案
参考答案：对
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比较法就是指被测表面用标准样板相比较来确定工件表面粗糙度的一种方法。
参考答案：对
| 阅读下面的短文，选出适当的句子。 Peter always liked swimming. He wanted to be a big man like Michael Phelps. At the Beijing Olympic Games, Michael Phelps won eight gold medals. It was the last day of school. Peter was happy. He would like to have a pool party. All his friends wanted to come. He could hardly wait. __1__ He wanted the party to be just right. Mom made sandwiches. She also had a big jug of juice. Peter nodded (点头). Soon the doorbell rang. "__2__ " said Peter. Alan and James were there. They were ready to swim. "Hi!" said Peter. "We are almost ready to start. Come in. " The two boys came in. __3__ Then they played in the pool. The pool deck was hot. The water was cool. __4__ Mom put food and drinks on the table. It was near the pool. She took photos for them. __5__
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