对等式网络就是“点对点”网络,是局域网的一种形式。( )
参考答案:对
用所给词的适当开式填空
1. A cat has four _______( foot).
2. There are not any new word in the_______(nine)lesson.
3. It's important _______(learn) the language.
4. Gina often_______(carry) the little girl after school.
5. I felt_______(tire) after a long walk.
6. Junk food is not good for you. You should_______( eat)healthy food.
7. It's easy _______(write) an E-mail.
8. His brother enjoys_______(drink) milk, but he likes juice.
9. Two hours ago, she ______(meet) her art teacher on the street.
10. You may ______(go) there early next time.
屈光不正的预防原则()
A.培养儿童注意阅读、书写卫生
B.注意户外活动
C.坚持作眼保健操
D.改善学习环境
E.以上都不是