To change your habits successfully, you should think about changing your inner beliefs about your habits. For example, your old belief was: “I love cigarette because it 61 (make) me fee
有一体积为0.1m3的冰块漂浮在水面上(ρ冰=0.9×103kg/m3,ρ水=1.0×103kg/m3,g=10N/kg),则该冰块A.总重量是1×103N B.浸入液面以下的体积是0
—Does you brother serve in the army? —No, not now, but he ___ in the army for 8 years. A.has served B.served C.is serving D.had serv
九年级九班的小虎人称“小马虎”,下面是从他的笔记中摘录的部分化学用语,你认为正确的是( ) A.2个氮原子:N2 B.铝离子:Al+3 C.2个氢分
-----Which color do you like , yellow, green or black? ------Green.A good B well C better D best
维生素A对人体,特别是对人的视力有重大作用,其结构简式如图所示: (1)该有机物的分子式为_______________ 。 (2)写出该有机物的官能团的名称____
短文改错 此题要求改正短文中的错误。对标有题号的每一行作出判断:如无错误,在该行右边的横线上画一个勾(√);如有错误(每一行只有一个错
为有效开展阳光体育活动,云洱中学利用课外活动时间进行班级篮球比赛,每场比赛都要决出胜负,每队胜一场得2分,负一场得1分.已知九年级一班在