【从方框中选择适当的句子补全对话。A:Hi！I'mdoingasurveyofthesupermarketsinthecity.16_______B;Sure.A;Whichdoyouthinkisthebestsupermarketinourcity?B:17_______A:Whydoyouthinkso?B;Ithasthebestqual】

　　从方框中选择适当的句子补全对话。 

　　A:Hi！I'mdoingasurveyofthesupermarketsinthe city.16_______

　　B;Sure.

　　A;Whichdoyouthinkisthebestsupermarketinour city?

　　B:17_______

　　A:Whydoyouthinkso? 

　　B;Ithasthebestqualitythingsandthefriendliestservice.

　　A; 18_______TheythinkHi-Martisthebest.

　　B:Really?19_______

　　A:Maybebutit'sthecheapestinthecity.

　　B:Idon'tcareabouttheprice.20_______

　　A：OK，Isee.Thanksalot.

　　A. Ithinkgoodqualityisthemostimportant.

　　B.  Isitthebiggestsupermarketinthecity?

　　C. IthinkHualianisthebest.

　　D. ButIhearthattheclothestherearetheworst.

　　E.  CanIaskyousomequestions?

　　F.  Iagreewithyou.

　　G. Butmanypeopledon'tthinkso.

　　16.____________17.__________ 18.___________

　　19.__________ 20.___________