һvs֞ɷNofferͺf(xi)hǰߌ˼I(y)ļsЧh҂ȁBǰһc
һoffer
offerһdžλṩoһԺͬʽṩoҪ溞܌Ըλ@Hஔ˺I(y)һͬһ@Nʽб^ҊЩoQڵĆλͨҲ㺞һ@ӵofferȻʽٺڄӺͬڴѴofferǰ(yng)˽c:
1offer˾һ漰WУԣļsͬӣ˾ļsҲ@ζSrȥ˾ҲSrҪdzȥ@҆λһҪ@ӲܱC϶á˾Ϻ㺞ֻofferfo@NrڱϺI(y)б^Ҋָܵ˵ƣܶλ_oęno㺞ֻܺoffer@Nr㌢RɷNx:ҪôڮI(y)ǰһ҆λ쿿ں͙n(˲Ј)@҆λ;ҪôI(y)rں͙nԭoՓķNrY(ji)һӵI(y)đں͙nڒ쿿λԭȻc֮ǰoffer@ҹ˾ʽڄӺͬ^ȥϰ@ɷNr㶼˵ڱϺQ֮㲻@]ʲô^(q)e
2offerԺֲȥ@҆λˣ㲻`s費Ҫ`s?
:ҪMofferf(xi)hH˾֮gһʽĺͬofferмs`sô㲻ȥr`sȻҪ`s@cՈһҪעҎ(gu)Ԓ,`offerҲҪ`sġofferϛ]Ҏ(gu)`sôһrDzý`s𡣵@rpǂuںofferr߀Ҫ֮(sh)rofferK팦osںoffer֮ǰһҪ,@offerṩĴԼcǷܽ?ܽôhҪ
һƪ漼12l
һƪҹĕrҪ@r
TI(y)а