I have been busy since yesterday.现在完成时是have加过去分词,但这里的过去分词在哪里?been busy 在这里又担当什么句子成分呢?

I have been very busy. have been busy”与“I'm very busy”的区别 I have been busy yesterday afternoon为什么要用have been busy而不用have busy主要想问的是什么时候现在完成时里动词前要用been,也就是have been ...例如还有 ：She has been sick since last month. i have been busy these days and i have to sleep ____ (little). 翻译I have been too busy to have any friend around. I don't have any e___ time.I've been quite busy these days 英语翻译i have been busy but it was my plan to message you soon.i promise I have been busy since yesterday.现在完成时是have加过去分词,但这里的过去分词在哪里?been busy 在这里又担当什么句子成分呢? james,you_____(do)your homework,right?yes,mon i have been busy with it for i have been busy getting ready for the camp since last week翻译一下. I have been very busy for the last few weeks youknow怎么翻译? I have been busy since Monday这个句子中哪个是过去分词? I have been very busy these days.中文意思?3Q 用 I have been very busy 造句 就我很忙于做什么什么的形式 I have been very busy training for my next competition求翻译 Sorry for late reply i have been busy for a while中文 wow,you have been so busy 'You have been busy 这是什么时态?