и һֱЇı헣ҲǁG^һh(hun)(ji)njиցfи ^yLôҪȡ ?jn)?sh)(yng)ԓ俼?ҪעЩ}?ӏ ԇоϢץס}P(gun)I?
俼P(gun)Iһ~Ǻ
҂ µIJփ(ni)ݣֱӵԭ~RJ(rn)RԂ俼Ҫ΄(w)ӛ~ кܶ~ǸlF(xin)HHJ(rn)R߀߀Ҫ
俼P(gun)I
ָ һ~ܿٷ(yng)˼ɞ X~Rеһ֡QЧăɂһ Ǹx
IJEǣ g Ӣ
xIJEǣxϵKͬxģZZ{(dio)Óx(x) Xжȡ
俼P(gun)I(yng)ٶ
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俼P(gun)Iģץסc(din)Ϣ
ڂ俼 ^У҂l(f)F(xin)кܶW(xu)dzŬ˟o(sh)ľ x֮Ҳ_(sh)ܵԼM(jn)@N“ ”ĸ߀ֱ^طӳ}еĿl(f)F(xin)ԼmȻ ˵߀eܶ}еĿ19қ]kߡ
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2. ͌ƪvY(ji)(gu)İѿ Ҫ֮һ _^֮oľǷՓc(din)չ_(һ3)Ҫһ߅ һ߅˼ÿᵽһµĖ|֮ǰӛµ}˼֮g(lin)ϵŪprofessorՓc(din)һ}ՓCӛՓc(din)ĕrÿՓc(din)еc(din)(qing){(dio)һӱؿͿӵ}why does the professor mention this example? ҲDZҪӺͷՓc(din)һһ(yng)ᘌՓc(din)1ӳ}ôABCDĂx헳F(xin)κηՓc(din)23ă(ni)ݽy(tng)y(tng)ųՓc(din)гF(xin)eeַ֧Փc(din)Ҫtһpx(x)(ji)}
3. Y(ji)βһprofessorY(ji)һȫoԼһЩcomments(̎ҪעB(ti)})fһδİl(f)չֵע30һһ}ͬW(xu)һlecture ĕrմմϲС30}!
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5.Ҫӛסһ Ǽϻ Ҫ(x)(ji)؏(f)J(rn)R~SһͬxđB(ti)[挦ԇͺ
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