呃.are cleaning就素现在进行时了~应该这样改:The classroom was been cleaning by the students of Class Two.(神经机械师回答错误了哦~)
by作“被”时可以加定冠词the,但接交通工具时不能接the,只能写by car,by the car是错误的哦~
希望能帮助你~Thanks.
呃.are cleaning就素现在进行时了~应该这样改:The classroom was been cleaning by the students of Class Two.(神经机械师回答错误了哦~)
by作“被”时可以加定冠词the,但接交通工具时不能接the,只能写by car,by the car是错误的哦~
希望能帮助你~Thanks.