look,notice,sign,attention的区别？Ta
Ta a closer ( )at the plan, and you will find out several problems to be solved. tice tention C.look gn 为什么选C，不选别的啊？
attention的词组是payattentionto注意做某事notice的词组是 ingsth.注意到某人正做某事sign是标记,符号,迹象,征兆等意思词组有signfor签收signin签到,登记signoff停止,播送,结束signon/up签约雇佣四个词中和at搭配使用只有look个人观点请指正.