相关Whenyouareplantingtr的文学知识

 Whenyouareplantingtrees,thetrees

 Whenyouareplantingtrees,thetrees

问题详情: Whenyouareplantingtrees,thetrees________straightinthehole.      A.mustput     B.mustbeput  C.areputting  D.isput【回答】B知识点:动词语态题型:选择题...