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问题 解答题

多项式3x2y-2xy+2y-1是______次______项式，次数是2次的项是______．

答案

多项式3x2y-2xy+2y-的是三次四项式，次数是2次的项是-2xy．

故应填：三，四，-2xy．

填空题
选词填空。
 romantic     wrong       famous       sleepy      lost
  
1. Mingming is very ________ in our school and almost every person knows him.
2. Your answer is not right.It's________.
3. I can't find my dictionary.Maybe I________ it.
4. The boy sends a lot of flowers to show his love.It's very ________.
5. I am ________now.I want to go to bed.
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多项选择题

《素问·上古天真论》中关于“女子六七”在生理上的表现是（）

A.阳明脉衰

B.三阳脉衰于上

C.面皆焦，发始白

D.面始焦，发始堕

E.任脉虚，太冲脉衰少
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