碘液属于（）。
A.重金属盐类消毒剂
B.卤素及其化合物消毒剂
C.表面活性剂消毒剂
D.醇类消毒剂
E.氧化剂消毒剂
参考答案：B
When the bell rang, the students were all sitting on their own seats quietly and looking forward to their new Chinese teacher.
A．have seen
B．be seen
C．see
D．seeing
寸草春晖出自唐朝哪位诗人的诗句？
