иZ_(d)
r(sh)g2021-10-18 11:26:00 ԴonW(wng) [wС ]
1.иZ_(d)
иZĂ俼^CϿZĿЩyֵĸXetask5task6@ֵ}ĿĜ(zhn)r(sh)g^̣ͬr(sh)_(d)Ϣ^(ni)ݵԾnjܴһ(g)Ҫ(dng)҂ľCϿڴ}Ҫ}ׂ(g)֣ҪҪԒӑՓĆ}Ҫļ(x)(ji)ҪԱ] Ԓֻ ܉˽@(g)};ȻԼđB(ti)ɷNQkԼAķN
1}
@(g)һҪע⼚(x)(ji)ڌԒă(ni)(f)ͬr(sh)һҪ@ֻаѼ(x)(ji)fܰц}ffȫ档
2B(ti)
ҪԼ֧һNQkڸ}@ǴҵĪ(d)(chung)_ʼһҪ(jin)ֺoqԥıԼđB(ti)ȡ
3fԭ
xԓkԭr(sh)ÌԒᵽϢҲԲԼĽ(jng)v?yn)Task5ă(ni)ݴʹW(xu)У@ϢϢP(gun)SܕԼϤ^ƽ(jng)vĆ}@r(sh)ԽY(ji)ԼH(jng)vȥUƽr(sh)@ӵĆ}ԼȡӵkQ?@˼·̓(ni)UɁB؞형
иCϿZԇچ}ĽQkx]Ќe(cu)֮uֵĘ(bio)(zhn)ڿxķNkڿǷǡ(dng)ֵUԼx˳ĔU(ku)չՄc(jng)vP(gun)ɕr(sh)ҲҪSr(sh)ע↖}Ľc(din)ڽQԒߵĆ}ԼĽ(jng)(yn)ֻܼԽbD(zhun)Լ뷨ɴ˱ՄԼRĠr
2.γ䌍(sh)иZ(ni)
иZԇnjӢZ|(zh)ĿHҪf,߀ҪԼZԁ_(d)˼롣
ںܶиZĂ俼hУ҂ԿҪھ(x)_ھ(x)fྚ@ӲԼиZд䌍(sh)Ŀǰܶ8090ČW(xu)fϲgһЩ(x)T_vȵЕr(sh)fԲһ(g)ʲôyc(din)Ć}ڣ(yng)ԓfʲôиZĿԇ^УDz֪߉yһژ(bio)(zhn)ʽӢZ߀Dzõܸߵu
иZԇO(zhn)Եһc(din)]˼ĕr(sh)g̶̵15犜(zhn)ͱ_ʼfԒλش(ni)ݱǷdz߉Եһ(g)wҲf45֮(ni)oһ(g)^β(g)^c(din)ՓCֵش
иԇnjӢZ|(zh)ĿZֲHҪf߀ҪԼZԁ_(d)˼uָǻڃ(ni)ݵ߉չ_;w(x)(ji)ıҪβl(f) Ϳԡ
hԼ˼·뷨Ђ(g)СVùPӛ˼·мɴԒԒÌ(sh)֧^c(din)ƽr(sh)(x)r(sh)Ҫע˼S߉ZԽM~|(zh)ɽMһ(g)Yώ15Ĝ(zhn)r(sh)g̫}ɌشһһһČZSx»ش}
(dng)Ȼ(bio)(zhn)İl(f)ZZ{(dio)ҲܞZԇӷҲɌԼĿZ_(d)Ȼc(bio)(zhn)M(jn)ЌBxԪl(f)ͣDȷM(jn)мm
֮ڂ俼иZԇr(sh)J(rn)Zñõ߷֣Ҫ̤̤(sh)(sh)Ĝ(zhn)俼}C(j)(jng)ϵ}ĿM(jn)пY(ji)w{ÓڶfԒЗl߉ԣƽr(sh)˶ ʽӢZ֮߀(yng)ԓྚ(x)ֻ@Ӳܫ@иZ߷֡
CϿZ΄(w)yc(din)ӛ (ni)ݣԼԒZ(f)Ҳ҂fg呟Լ ӛȻ(x)ӛ䛵ϢÿZȻı
ÿ}˷(f)(x)ױؕ ͿZ_(d)ƽr(sh)(x)r(sh)ҪעճУ@ԼW(xu)g(sh)ԾͬF(xin)еиZ̲Ğ(j)ֱӌZ}ĿеĸY(ji)
3.иZĸx(x)
иZԇܶһЩƿiyͻơ(jng)^ܶοԇXиZ@ԇY(ji)һɿ߀ͣ15ôʲôԭ?
1ڂ俼иԇĕr(sh)ܶ(bo)ˌW(xu) (x) ľԼijɿõǺܶmȻLj(bo)ˌW(xu) (x) (dng)ώ㿂иZľ(x)r(sh)gжٵĕr(sh)ܶĻشֻnо(x)n֮Ҫ_ģܛ̫ܶϣn+mʽM(jn)еľ(x)(dng)Ȼ@njڿZöٷֵĿǺҪǣHHnϵôc(din)r(sh)g(x)ȫ
ܶиZ߷ֵĿڂ俼ĕr(sh)ÿҪM(jn)й̶ĕr(sh)M(jn)пZ(x)һпܵĕr(sh)g߈ρ(x) @иZE[߷иZW(xu)TĶÿ춼ҪM(jn)дľ(x)(x)(x)(x)ָǾ(x)ÿһ}һҪо+؏(f)+^ھ(x)ĕr(sh)ҪfM(jn)l(f)HԽoԼϢP(gun)Iǿ@J(rn)ԼIJtnjӛҪʽ
2ܶ֕fÿ춼1(g)Сr(sh)ȥ(x)3}Ȼɿ߀Ǜ]ρ1Сr(sh)(x)3}͛]ȻˣôĿZ ҲDzǰҲᵽԼҪM(jn)о(x)(x)@һ(g)о+؏(f)+^̣ôһ(g)Сr(sh)M(jn)3}@Ȼ(x)ô}^ҲDzݲݶ^
_ľ(x)E(yng)ԓ@ӵģ
һ飺r(sh)}r(sh)ɜ(zhn);r(sh)}Ŀ;
ڶ飺(zhn)Ĵ _J(rn)Ƿ}(zhn)_ҪϢc(din)˼·l(f);~Rľͺ@Ze(cu)`ڶ
飺 _J(rn)φ}80%ѽ(jng)mbIJֺ~þ䡣ʹ˸Ӵ˵c(din)};׃Z{(dio);ӹ(ji)F(xin)˿;c(din)~Rx
ı飺PӛҲɴ};}(ni)ݏ֪RϤ֪RD(zhun)Qһ߅r(sh)gһ߅ƹ(ji)ఴr(sh)g
3иZԇZǷdzҪģ˶ҲLһοҪقŬķ(f) ˎ״β @r(sh)y"ȡ"ľW(wng)ϴĿZl(f)F(xin)߉P(gun)ϵҪ֮4:6ͨ^^14-17ֿc20-23օ^(q)gĿзdz@IJesǺܶW(xu)Tĵĵ÷һֱyͻ15 һԼĿcSZ80}^(q)eǷܴ
f@ôҪôӖ(xn)ķʲô?P(gun)I~Lڸx(f)ÿһx10һֱԼ܉ȫٶȱÿ쾚(x)30ȻM(jn)cԭM(jn)Ќ(jin)1(g)֮Чͳ@gһֱи}(x)