清华英语一年级下Lesson4

Unit1Lesson4看谁说得快gategates数一数，看谁数得快1.4gates2.7gatesseveneightLockthegate,please.请锁大门。Openthegate,please.请打开大门。Let’ssayit!Seven,eight,lockthegate.Seven,eight,openthegate.Seven,eight,lockthegate.Seven,eight,openthegate.锁大门。开大门。锁大门。开大门。