1.Icutmyfingerjustnow.It’sbleeding(流血)whatshouldIdo?2.MyheadachesIhaveafeverandIcoughalot.3.IbrokemylegwhenIwasplayingbasketballit’ssopainful.4.It’sdifficultformetofall
1. I cut my finger just now. It’s bleeding(流血) what should I do?
2. My head aches I have a fever and I cough a lot.
3. I broke my leg when I was playing basketball it’s so painful.
4. It’s difficult for me to fall asleep these days and I always feel very sleepy it’s so terrible.
5. I can’t see things clearly when they are far away from me.
1D 2A 3C 4G 5E
已知x+2/x=3+2/3的解为：x1=3,x2=2/3； 方程x+2/x=4+2/4的解为：x1 2020-05-13 …
在数字间填上加减乘除或括号,使算式成立.（1）4 4 4 4=2 （2）4 4 4 4=2在数字间 2020-05-16 …
在空间直角坐标系下,点A(2,3,-4)关于xoy面、O(0,0,0)、x轴的对称点分别为A:(2 2020-06-03 …
49.7-[-23/3/4+(18.7-25.25)]12+1又3/4-8又5/12-6.75-( 2020-06-04 …
分解因式：x^4+4解x^4+4=x^4+4x^2+4-4x^2=(x^2+2)^2-4x^2=( 2020-06-06 …
某市对50户居民的家庭存款额进行了调查,数据如下(单位:万元)如下1.6,3.5,2.3,6.5, 2020-06-07 …
[-|98|+76+(-87)]*23[56+(-75)-(7)]-(8+4+3)5+21*8/2 2020-07-17 …
观察下列等式：1×32×5+4=72=（12+4×1+2）22×42×6+4=142=（22+4× 2020-07-18 …
仔细观察，找出规律，并计算：2=1×2；2+4=6=2×3；2+4+6=12=3×4；2+4+6+ 2020-07-18 …
1×2=1/3(1×2×3-0×1×2)2×3=1/3(2×3×4-1×2×3)3×4=1/3(3 2020-07-19 …