What's wrong with your forehead(前额)?
I knocked my head on the tree while I _____my dog.( )
A.walkedB.was walking
C.has walkedD.am walking
What's wrong with your forehead(前额)?
I knocked my head on the tree while I _____my dog.( )
A.walkedB.was walking
C.has walkedD.am walking
试题篮
()