Unit4Wildlifeprotection(30分钟限时训练)Ⅰ
完形填空ShoppinghabitsintheUnitedStateshavechangedgreatlyinthelastquarterofthe20thcentury
Earlyinthe1900smostAmericantownsandcitieshadaMainStreet
MainStreetwasalwaysintheheartofatown
Thisstreetwas1onbothsideswithmany2businesses
Here,shopperswalkedintostorestolookatallsortsofmerchandise:clothing,furniture,hardware,groceries
3,someshopsoffered4
Theseshopsincludeddrugstores,restaurants,shoe-repairstores,andbarberorhairdressingshops
5inthe1950s,achangebeganto6
ToomanyautomobileshadcrowdedintoMainStreetwhiletoofewparkingplaceswere7shoppers
Becausethestreetswerecrowded,merchantsbegantolookwithinterestattheopenspaces8thecitylimits
Openspaceiswhattheircardrivingcustomersneeded
Andopenspaceiswhattheygotwhenthefirstshoppingcentrewasbuilt
Shoppingcentres,orrathermalls,9