Mr．Smith is a good teacher except that hesome of his students by criticizing tbem whenever they make a mistake．
A.puts downB.puts upC.put s offD.puts away在线课程A
考查短语辨析。句意“史密斯先生是一位优秀的老师，除了有一点就是，每当有些学生犯错时，他就通过批评来压制他们。”A“放下，记下，镇压，制止”；B“搭建，举起，进行，张贴”；C“推迟”；D“收拾，整理”。故选A。