常见的用法是have done和have been done,have done是主动形式的现在完成式,have been done是被动式的现在完成式。 1、done的含义及相关短语用法 形容词adj.已完成的;煮熟的;合乎礼仪的;合乎规矩的感叹词表示接受建议)动词·做(do的过去分词);干。 must+have+done:表示...
The film ___ ___ ___ for ___ ___. ⑦borrow → keep lose → not have buy → have put on → wear catch/get a cold → have a cold get to know → know 1) They borrowed it last week. They ___ ___ it since ___ ___. 2) I bought a pen two hours ago. I ___ ...
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