【-Theoldman___intoanewpersonthesedays,Ithink.-Alongtimeagotheman__alone,andnowheisveryhappytolivewithhissonbackfromabroad.A.usedtolive;haschangedB.usedtoliving;haschangedalotC.isusedtolive;changedD.wasusedt】
更新时间：2026-09-29 21:58:01
问题描述:
-Theoldman___intoanewpersonthesedays,Ithink.-Alongtimeagotheman__alone,and
nowheisveryhappytolivewithhissonbackfromabroad.A.usedtolive;haschangedB.usedtoliving;haschangedalotC.isusedtolive;changedD.wasusedtolive;ischanging
卜桂花回答:
1haschanged 2usedtolive