问题补充:
单选题Aftervisitingtheharborinthebay,theytookatouraroundthedowntownarea,______theyvisitedmanyartgalleries,shoppingcentersandhadtheirlunchinarestaurantthatservedfancyfoods.A.whichB.asC.whereD.what
答案:
C解析这题考查定语从句的用法:先行词是the downtown area,而且分析定语从句中缺少的是地点状语,所以填where,选C。