圆是轴对称图形,它有______对称轴;长方形有______条对称轴.
根据题干分析可得:圆有无数条对称轴,长方形有2条对称轴.
故答案为:无数条;2.
短文改错
The other day I happen to read an eighty-word passage about details. I found it prettily good.
One who wants to achieve great success should pay attentions to details. Sometimes it is the details in that determine our success, for it has a great impact on what we’re doing. We should form the habit of being careful, so a careful person rarely overlooks details. What’s more, we should learn to keep balance of quantity and quality. When facing with lots of work, the faster we do them, the more mistakes we usually make. In that case we are possible to neglect the details. So we should remember that quality comes first, without that quantity is of no importance.
诊断瞳神紧小的主要依据是()
A.抱轮红赤
B.黄仁纹理不清
C.黑睛后壁有灰白色物附着,伴神水混浊
D.目珠坠痛
E.视物模糊