如何上好一节化学课

来源:学生作业帮助网 编辑:作业帮 时间:2024/09/06 08:12:10
xWkrJ"peRn@ ;F$ˌl~e2[媠s;'?}!uM&pcF54?k w#;QZzֿ }[ pk 1BpSj/x H..|* m Ysn(M:Íjf>rz0ԣ~x*F@AdvpC&;O3 JK4jNi3܎m$Zᇪ_6TW}}ZD=,״FiWCU 5p$?nuUw=1hۉ~S /tu8E_̛,|:m)"S?GoU,zä0o B?XݞAqEMǴ7F˴. g Fd6qSigT.c,1{@&5dlRR>bxiwxX{CB2+wbb:HT?0 :[=]$HVux4-T©ׯt̩@'5FU 'q   DX9i0Z$oxz,M4 Oid"Kz4 SIwV&@dAqAv4j-򽤻 4D :PLc򥻏۔m}TwcB}ɇ93J)6)艍Jukr@JGt1sBZx.}X+-(vB?M sH\gIwL =*7Rl)O,j,p+gV;LijUdŵGT6w:9r)wdp4"}'gIt6(Gl_fIb>~}Q&) C:qI8'z\l0"R-$)(VK?C,nRX&5; UΑ35t䁲y9LÒ>Edն;=dgkx3I\? 2V?6GE9dTߤs"*naN'dCnSThð; 7F'i%2`&2yC U뜟3#D7\74f9TK;P JsT&i-\|m0Wc' ]sRh98֍Ӹ -q& d2@+I dnyP\`^жh p_qfHge AN -~\: P ;jH#3U