来自贺德洪的问题
【Thenextday,hewillshowusaroundhisnewschool.___,hewillshowusaroundhisnewschool.canlwatchtowhilel"mdoingmyhomework?canlwatchanddomyhomework___大卫七岁时开始上学.Davisbegantogotoschool____seven.】
Thenextday,hewillshowusaroundhisnewschool.
___,hewillshowusaroundhisnewschool.
canlwatchtowhilel"mdoingmyhomework?
canlwatchanddomyhomework___
大卫七岁时开始上学.
Davisbegantogotoschool____seven.
