1,wetraveledtogetherasfaraschicago,__wesaidgoodbyetoeachothera,which,bwhencwhydwhere答案为b为什么不能选c?2,iwillrememberthetime__wespenttogetherinyhecountryathatbwhencduringwhichdatwhich为什么不能选b3pe

　　1,wetraveledtogetherasfaraschicago,__wesaidgoodbyetoeachother

　　a,which,bwhencwhydwhere

　　答案为b为什么不能选c?

　　2,iwillrememberthetime__wespenttogetherinyhecountry

　　athatbwhencduringwhichdatwhich

　　为什么不能选b

　　3perhapsthisistheonlyclothingstore__youcangetsuchbeautifulclother

　　athatbofwhichcbywhichdwhere

　　有theonly为什么不选a,

　　4thereisahouse__theroofisworm——easten

　　awhosebofwhichcitsdthat

　　答案是b为什么不能选a