usy是形容词,你想想i am busy .那been 对应的am ,好好琢磨下
I have been busy yesterday afternoon为什么要用have been busy而不用ha
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相关问题
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I have been busy since yesterday.
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-You have been quite busy the whole afternoon.
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He ____have been busy.I'm not sure.
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关于have been A:I have been very busy the last few days.B:I’ve
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i have been busy these days and i have to sleep ____ (little
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英语改错!Recently,I have been extreme busy,and sometimes I have
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we both have been very busy
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What have you been busy with recently?
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用 have / has been to,have / has gone to 或have / has been in
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I would have been able to help him,but I __ very busy.