常用的系统误差消除方法有加修正值、()、补偿法、空白实验、对照实验等。
A.增加测量次数、减少测量时间
B.试验法、验证法
C.标准法、常规法
D.替代法、交换法
参考答案:D
下列不是感染性休克的治疗措施的是()
A.急诊手术引流
B.控制感染
C.补充血容量
D.纠正酸中毒
E.皮质类固醇应用
句型转换。
1. The girl's favorite color is yellow. (对画线部分提问)
_____ _____ the girl's favorite color?
2. We have art classes on Wednesday and Friday. (对画线部分提问)
_____ _____ you have art classes?
3. Anna's favorite subject is English. (改为同义句)
Anna _____ English _____.
4. The student likes some fried rice for supper. (改为否定句).
The student_____ like _____ fried rice for supper.
5. Mr Smith likes playing football. (改为一般疑问句)
_____ Mr Smith _____ playing football?