To begin with,extracurricular activities enable us to build a strong body .As the proverb says,all work and no play makes Jack a dull boy.Without good health ,we cannot impove our study efficiency and make great achievements in academic studies.on the other hand,outside-class activities help us to develop teamwork spirit.students should not spend the whole day on academic studies.It is very crucial for us to get along and coorperate well with others in a group.
最新问答: 遇水即化的物质凝固时是白色固体不是冰块,因为是在瞬间融化,而且还有发生化学反应,凝固时是白色不透明固体 英语翻译If it is not an illusion,you're in the street i see that 平面向量夹角范围 文言文中的善哉的“善”是什么意思? 七点六乘五点三乘四点七的简便计算 超换偏旁组新字,在组词 有什么英语词典(网络的)输入一个单词出现很多词性 移项和等式的性质有何联系 解不等式(a-1)x^2+(4-3a)x+2a-4>0 实验室用MnO2与浓盐酸共热制Cl2,当有14.6HCl被氧化时,将Cl2全部用消石灰吸收,可得漂白粉多少克? 如何清楚地知道电流表,电压表分别测什么的电流或者电压? 6 4 2 8怎么添运算符号得24 甲苯和溴会反应吗? 八年级数学在平行四边形ABCD中,∠A=60°,E F分别是AB CD的中点,AB=2AD.求证:BD=根号3EF 写一篇关于我最喜欢的是猫(描述行的)英语作文六十词以七年级上册的水平 words are important 什么 the salesman They have three daughters,all___are doctors. 已知椭圆C 1 : 的离心率为 ,一个焦点坐标为 . 染色体为什么可以复制出同样的细胞 (1/2)某人距离射击目标1670m,开枪后7s听见子弹击中目标的声音;观察员距射击者1000m,距目标2002m,听见