若电动机的负载是常值，在已知负载功率的前提下，选择电动机的额定功率（）负载功率。
A.等于或略大于
B.小于或等于
C.大于
D.小于
参考答案：A
根据句意及汉语提示完成句子。
1. Tony, you'd better pay attention to your ______(书写) when you do your homework.
2 .________ (无论在哪里) you are, your parents will missyou very much.
3. How much progress have you_______(达到) since you joined the English club?
4. Can you tell me how to improve my English _______ (水平), Miss Green?
5. Getting good grades_______ (需要) hard work andcarefulness.
华达呢属精纺斜纹毛织物，其斜纹呈（）。
A.30度
B.45度
C.63度
D.75度
