Throughout_______history,Englishlanguagehasgonethroughmanychanges.
---DoyouknowJackieChan?
---Yes,heis________greatactor.Ireallylikehismovies.
句子翻译:警方正忙于查明事故的原因
Iusuallywalktoschool,but____buswhenitrains.
Doyouknow________?
-Theyoungmanwhoenteredourfactorylastmonthhasmadesomemistakesthisweek.
-Well._______.