语文答案第一周自己在摘抄本上摘抄,培养自主学习的好习惯数学答案第一周参考答案1
)12)(12(2aa14
2b)+2(2a18
(x+y+z)(x+y-z)(x-y+z)(x-y-z) 19
b82720
3232xx三、解答题1
解:如选择多项式:则:2
解: 原式 =1-a ;22
解:原式.4
解:原式=()==x+2 把 x=+1 代入原式=+3 英语答案第一周答案 :1—— 5 CCACB 6—— 10 CCABC 11—— 15 ABCBC 16—— 20 BAEDC 21
Smokejumpers are a special kind of firefighter
They jump from planes
Their main goal is to stop a fine from spreading
Because they won’ t get hurt when they land, or get blown by strong winds
To be a smoke jumper, one needs to have proper height and weight, be able to live in the wildness and love his/her job
物理答案第一周一质点参考系☆先做初中题——夯实基础1
5 ☆再做高中能力提升1
C 5C 6B 7C 8BD 化学答案第一周( 6 月 25 日---7月 1 日)一、 1、A 2、C 3、D 4、B