Model 1:The visitors left the exbition at 5 p.m.(look around)
问题描述：
Model 1:The visitors left the exbition at 5 p.m.(look around)
Model 1:The visitors left the exbition at 5 p.m.(look around)
The visitors (looked ) ( around ) exbition (till/until)5 p.m
题：Last Saturday ,the boy got up at 8 a.m(keep)
Last Saturday,the boy ( ) ( ) ( )
答
Last Saturday,the boy got up at 8 a.m(keep)
Last Saturday,the boy ( kept ) ( sleeping ) ( till ) 8 a.m.