Mr.Zhu looks very busy.We want to help him,but we do not know( ).what to do,how to do,what to do it,why to do

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/30 10:09:55
Mr.Zhu looks very busy.We want to help him,but we do not know( ).what to do,how to do,what to do it,why to do

Mr.Zhu looks very busy.We want to help him,but we do not know( ).what to do,how to do,what to do it,why to do
Mr.Zhu looks very busy.We want to help him,but we do not know( ).
what to do,how to do,what to do it,why to do

Mr.Zhu looks very busy.We want to help him,but we do not know( ).what to do,how to do,what to do it,why to do
what to do
how to do后面必须接宾语,what to do 不必