神马品牌网尾野真知子封面大全:一些初三题目
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1.用化学式表示
硫酸铁_________
2.1个H3+离子中含有 个质子， 个电子。
3.H3属于 （混合物、单质、化合物）
4.圆锥的侧面积为6派，且底面周长为2派，母线长？
5.已知Y与X-1成反比例，当X=0.5时，Y=负三分之一，那么X=2时，Y=？
6.直角三角形的两直角边分别为6、8，那么外接圆的半径长？
7.If you want to read Edison's story,_____?
A.which library should you go to
B.which library you shuold go to
C.which reading-room should you go
D.which reading-room you should go
8.He hasn't washed his school clothes ______.
A.already B.ever
C.yet D.just
9.I _______ him since we _________ children.
A.knew were B.have known were
C.know are D.have known are
10.现有大小完全相同的四张纸片，上面分别写着1、2、3、4四个数字，如果每次随意抽两张，数字之和为5的概率是多少？（请写出思路、解题步骤。谢谢！）
硫酸铁_________
2.1个H3+离子中含有 个质子， 个电子。
3.H3属于 （混合物、单质、化合物）
4.圆锥的侧面积为6派，且底面周长为2派，母线长？
5.已知Y与X-1成反比例，当X=0.5时，Y=负三分之一，那么X=2时，Y=？
6.直角三角形的两直角边分别为6、8，那么外接圆的半径长？
7.If you want to read Edison's story,_____?
A.which library should you go to
B.which library you shuold go to
C.which reading-room should you go
D.which reading-room you should go
8.He hasn't washed his school clothes ______.
A.already B.ever
C.yet D.just
9.I _______ him since we _________ children.
A.knew were B.have known were
C.know are D.have known are
10.现有大小完全相同的四张纸片，上面分别写着1、2、3、4四个数字，如果每次随意抽两张，数字之和为5的概率是多少？（请写出思路、解题步骤。谢谢！）
一：
Fe2(SO4)3
二：
3个质子2个电子
三：单质
四：根号35
五：1/6
六：5
七：B
八；C
九：B
十：1/3
1、Fe2(SO4)3
3、单质
8、C（现在完成时态表否定用yet)