连词成句 1 rained,it,home,I,when,hard,was,back,last,driving,night 2 could,he,not,speak,learn,until,was,years,to,seven,he,old

连词成句 1 rained,it,home,I,when,hard,was,back,last,driving,night 2 could,he,not,speak,learn,until,was,years,to,seven,he,old 3 many,Chinese,are,there,differences,Canadians,between,and