【简答题】第二节 ( 共 10 小题;每小题 1.5 分,满分 15 分 ) 阅读下面短文,在空白处填入 1 个适当的单词或括号内单词的正确形式。将答案填写在答题卡的相应位置。 Xuan paper , known as one of the Four Treasures of the Study , first came into 61.____________ (exist) in the Tang D...
【单选题】they’re intending to put up the price of water without public permission.
【单选题】一Helen,Will you be at the party tonight? 一Yes,but I have so much homework to do that I really ________.
【单选题】以下关于扭摆法测定转动惯量的判断正确的是:
B.
塑料圆柱体的摆动周期其实不需要测量,因其转动惯量可由理论计算得到;
C.
只要已知标准圆柱体的转动惯量,即使不知道弹簧的劲度系数,圆筒的转动惯量也可以通过其摆动周期求得;
D.
以圆柱体的转动惯量作为标准,用比较法测量其他物体的转动惯量。
【多选题】用比较法确定弹簧扭转系数时,需要用到的物理量是
【简答题】尽管有残疾,杰克和其他人一样过着正常的生活。(as ... as ...) In spite of disability, Jack can live ________________ everybody else.
【单选题】The jack is ________ sale today. You can save as much as 50% percent off.
【单选题】遥感图像分类的重要依据是遥感图像的( ),不加选择地利用这些变量分类不但会增加多余的运算,反而会影响分类的准确性。
【简答题】已知多边形的内角和为540°,则该多边形的边数为______.