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国家对危险化学品经营销售实行制度。（）

A. 许可
B. 登记
C. 审批

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Wisebuyingisapositivewayinwhichyoucanmakeyourmoneygofurther.The（）yougoaboutpurchasinganarticleoraservicecanactually（）youmoneyorcanadd（）thecost.Takethe（）exampleofahairdryer.Ifyouarebuyingahairdryer,youmight（）thatyouaremakingthe（）buyifyouchooseone（）lookyoulikeandwhichisalsothecheapest（）price.Butwhenyougetithomeyoumayfindthatit（）twiceaslongasamoreexpensive（）todryyourhair.Thecostoftheelectricityplusthecostofyourtimecouldwell（）yourhairdryerthemostexpensiveoneofall.Sowhatprinciplesshouldyou（）whenyougooutshopping?Ifyou（）yourhome,yourcaroranyvaluable（）inexcellentcondition,you’llbesavingmoneyinthelong（）Beforeyoubuyanew（）,talktosomeonewhoownsone.Ifyoucan,useitorborrowittocheckitsuitsyourparticular（）Beforeyoubuyanexpensive（）,oraservice,docheckthepriceand（）isonoffer.Ifpossible,choose（）threeitemsorthreeestimates.请在第（）处填上正确答案。

A. for
B. with
C. in
D. on

Wisebuyingisapositivewayinwhichyoucanmakeyourmoneygofurther.The（）yougoaboutpurchasinganarticleoraservicecanactually（）youmoneyorcanadd（）thecost.Takethe（）exampleofahairdryer.Ifyouarebuyingahairdryer,youmight（）thatyouaremakingthe（）buyifyouchooseone（）lookyoulikeandwhichisalsothecheapest（）price.Butwhenyougetithomeyoumayfindthatit（）twiceaslongasamoreexpensive（）todryyourhair.Thecostoftheelectricityplusthecostofyourtimecouldwell（）yourhairdryerthemostexpensiveoneofall.Sowhatprinciplesshouldyou（）whenyougooutshopping?Ifyou（）yourhome,yourcaroranyvaluable（）inexcellentcondition,you’llbesavingmoneyinthelong（）Beforeyoubuyanew（）,talktosomeonewhoownsone.Ifyoucan,useitorborrowittocheckitsuitsyourparticular（）Beforeyoubuyanexpensive（）,oraservice,docheckthepriceand（）isonoffer.Ifpossible,choose（）threeitemsorthreeestimates.请在第（）处填上正确答案。

A. spends
B. takes
C. lasts
D. consumes

AmericanSurveyTestThe（）partofAmericaconsistsofhighplateausandmountainsformedbytheGreatCordilleraRange.

A. eastern
B. western
C. northeastern

Wisebuyingisapositivewayinwhichyoucanmakeyourmoneygofurther.The（）yougoaboutpurchasinganarticleoraservicecanactually（）youmoneyorcanadd（）thecost.Takethe（）exampleofahairdryer.Ifyouarebuyingahairdryer,youmight（）thatyouaremakingthe（）buyifyouchooseone（）lookyoulikeandwhichisalsothecheapest（）price.Butwhenyougetithomeyoumayfindthatit（）twiceaslongasamoreexpensive（）todryyourhair.Thecostoftheelectricityplusthecostofyourtimecouldwell（）yourhairdryerthemostexpensiveoneofall.Sowhatprinciplesshouldyou（）whenyougooutshopping?Ifyou（）yourhome,yourcaroranyvaluable（）inexcellentcondition,you’llbesavingmoneyinthelong（）Beforeyoubuyanew（）,talktosomeonewhoownsone.Ifyoucan,useitorborrowittocheckitsuitsyourparticular（）Beforeyoubuyanexpensive（）,oraservice,docheckthepriceand（）isonoffer.Ifpossible,choose（）threeitemsorthreeestimates.请在第（）处填上正确答案。

A. reserve
B. decorate
C. store
D. keep