Don' t sit there_______nothing.Come and help me. Don' t sit there_______nothing.Come and help me.A.do B.to do C.doing D.and doing 分类:英语 题型:简答题 查看答案
Students must be taught how to deal with dangerous_______. Students must be taught how to deal with dangerous_______.A.states B.conditions 分类:英语 题型:简答题 查看答案