Sentence:  They had been kind to us and we were indebted to them for one or two pleasant dinners , and for information as to where to <WSD>shop</WSD> , which dentist , doctor , plumber , and sitter to call ( not that there was much of a choice , since Catatonia was just a village ; the yellow pages of the telephone book were amazingly thin ) . 
Meaning of the word marked with <WSD> tags:  do one's shopping