went.they.when.to.they.years.beijing.five.were.old（连词成句）

went.they.when.to.they.years.beijing.five.were.old（连词成句） The boy went to school when he was five years old.（改为同义句） Lucy and Lily could swim when they were five years old .改为否定 Lucy and Lily could swim when they were five years old .一般疑问 when,how,were,you,old,you,went,London,to .(连词成句) 连词成句 away,years,be,for,five,they 改为同义句：They joined the army when they were 18 years old . were ,there ,for ,they ,days ,five.连词成句 visit,to,went,old,Henry,last,weekend,they,的连词成句? 用my,they ,were,old,grandparents连词成句 when they are four or five years old=.同义句转换 do they for leave beijing when怎么连词成句