Tounderstandthesentence,youshouldanalyzeitsparts________.

Theboycomplained_______apaininhisstomach.

Itisdifficultto________theimplicationbetweenthelines.

翻译：ChinamaywellbethefavoritewhippingboyofmanufacturersintheUnitedStatesthesedays.Butinthedevelopingworld,thecountryisbecomingthetradingpartnerofchoice,drawinginairplanesfromBrazil,soybeansfromArgentinaandseafoodfromMalaysia,boostingeconomiesandleadingtonewpoliticalalliances.Thegrowingappetiteoftheworld’mostspopulousnationhasmadeChinaanewsourceofincomeforthedevelopingeconomiesofSouthAmericaandAsia.“China’sboomingimportsfromdevelopingcountriesespeciallyofcommodities——arenotonlyhelpinggrowthincountriesfromBraziltoAfrica,butarealreadyreshapinginternationaltraderelations,”saidKennethRogoff,aneconomicsprofessoratHarvardUniversity.DevelopedcountriesalsoaresendingmoregoodstoChins,theworld-largesteconomy,withanestimated’ssixth$1.334trilliongrossdomesticproductin2003,accordingtotheIMF.

InCanadathefederalgovernmentshavealwaysbeenformedby________.