He's talking about ___ at the class meeting. A.how to say D. what to say 到底选什么,为什么

求翻译.He sounds as if he knows what he's talking about. He never worries about anying 改成同义句 There's _ for him _ _ _ when an ant says “ocean”,he’s talking about a small pool的中文翻译 When an ant says ocean,he's talking about a small pool When an ant saysocean,he's talking about a small pooll英语谚语 when an ant says ocean,he's talking about a small pool When an ant sayocean,he's talking about a smell pool怎样翻译成歇后语? I don't know who he's talking about.这里的who是什么用法 I don't know who he's talking about.翻译：别解释who是什么用法 what s The Canterbury Tales talking about That's what I'm talking about 他计算那道题有麻烦.He has trouble in _ out that maths proublem.The students _ _ _(穿校服） are talking about _ _(兴奋的事）happily.They are _ _(太吵了).Ask them not to _ _ _ _(发出这么大的噪音) pretends he's talking into a microphone中的talking talking into为什么不是talking to, tom is talking with jim about football match 同义句 tom and jim talking with _ _ about football mat Jack is a great taller.But it's about time he did something instead of just talking this teacher doesn't know what he's talking about?said the student.把直接引语改为间接引语 he's talking to a customre right he‘s talking to the student对吗