劳动合同的变更是指劳动合同内容的变化，不包括劳动合同主体的变化。具体包括工作内容的变更，工作地点的变更，工资福利的变更等。
参考答案：对
句型转换。
1. He likes my shoes because they are in fashion. (同义句)
He likes my shoes because they are _____.
2. What does the cool mean? (同义句)
What do you _____ _____ _____ ?
What _____ _____ _____ of cool?
3. I think the young woman's son needs operating. (反意疑问句)
I think the young woman's son needs operating, _____ _____ ?
4. How do dictionary writers or editors decide which words to include in a dictionary? (同义句)
How do dictionary writers or editors decide which words_____ _____ include in a dictionary?
SN10-10型断路器静触头导电接触面应光滑平整，烧伤面积达（）且深度大于1mm时应更换。
A、30％；
B、20％；
C、25％；
D、40％。
