и һֱ(ni)^۵Ć}и HHΪ(d) ԇе\(yn)ãڿZҲвͬyȵ漰ل|иͬW(xu)ڂ俼Aοܕһƿiڣ ?jn)?sh)һֱǻ15-18֮gСE˽ еͷֶεͻ
1Ҫ~R쾚ճ~RW(xu)(x)(xnnԇI(y)ՓD^Ŀ)@Щ~R܉҂]ȫ (ni)ݵĕryڻߌW(xu)_(d)˼}_ʵߡ
2 fиOGһ낀^ңȻuLrgBm(x) ɂСrȻ˼Sֹи ԇһBm(x)M(jn)еģ҂ƽrԼ(x)ĕrһ һƪ }ȺˮϢϢҪu(x)܉Bm(x) 6-9
3eеc~x~(f)؏(f)~(f)؏(f)~һЪ(d)ǽһȫµNˇg(sh)Ʒĕr㌦@W(xu)ƛ]˽(f)Bĸ@r(f)F(xin)~܉㶨λֹPӛеIJͬ(ni)ݡ
4ճ}Ҏ(gu)һ߅ һ߅Дʲôط}@Ҫƽr e˽һfԒcbută(ni)ݣг}c
5 Ĝ(zhn)_һи ĸN̲Ķãܛ߀OGTPOȶஔ(dng)ámȻ}˼·ʽԇвe龚(x)ǺƷx(x)߅ ߅ӛ䶼ӛ}ĵطӛ(dng) ϶ ^ױԺԇLԇ׃ (x)ӿ쵽1.2߀܉(zhn)_ (ni)ôˮƽѽ(jng)˺̶ܴϵwS
6Ԓ}жȡҪᘌпԇ?yn)ČW(xu)g(sh) ҵBBCNHKע ǿҪһЩ҂ƽr|֪RwϵֲW(xu)ČW(xu) ױȻ߀ voaBBCĿ
7ӛPӛпԇӺLһڕrgܾoҪ}rºyȫӛXһҪ(x)ӛPӛҲҪ(yng)Ҏ(gu)ҪMyӛ}Ŀ։KӛԒҪӛ΄(w)֮gҪìܺͽQkW(xu)g(sh) һ^֮~ɞv(ni)ݣDzýgMX֭@Щ~ƴӛ̖ҪӛĽጡ