To do,done,be done,being done,to be done他们表达的意思和时 to done to be done to being do...

done\u548cto be done \u7684\u533a\u522b\u662f\u4ec0\u4e48

done \u548c be done\u7684\u533a\u522b\u662f\uff1a
1.done\u4e3a\u4e3b\u52a8\u8bed\u6001\uff0c\u800cbe done\u8868\u793a\u88ab\u52a8\u8bed\u6001\u3002
2.be done\u5c5e\u4e8e\u88ab\u52a8\u5f0f\u7684\u539f\u578b\u3002\u5b83\u6709is done, are done\u7684\u5355\u6570\u548c\u590d\u6570\u5f62\u5f0f\u3002done\u8868\u793a\u548c\u6240\u4fee\u9970\u8bcd\u4e4b\u95f4\u7684\u88ab\u52a8\u5173\u7cfb\u3002
3.be done\u505a\u8c13\u8bed\uff0c\u800cdone\u662f\u8fc7\u53bb\u5206\u8bcd\u3002\u5b83\u4e0d\u80fd\u505a\u8c13\u8bed\uff0c\u4f46\u53ef\u505a\u8865\u8bed\uff0c\u8868\u8bed\u3002

\u5982\uff1a
1\u3001I feel that not enough is being done to protect the local animal life.
\u6211\u89c9\u5f97\u5bf9\u5f53\u5730\u91ce\u751f\u52a8\u7269\u7684\u4fdd\u62a4\u529b\u5ea6\u4e0d\u591f\u3002
2\u3001Ecological groups say that nothing is being done to tackle the problem.
\u73af\u5883\u4fdd\u62a4\u7ec4\u7ec7\u79f0\u76ee\u524d\u5e76\u672a\u91c7\u53d6\u4efb\u4f55\u884c\u52a8\u5904\u7406\u8fd9\u4e2a\u95ee\u9898\u3002
3\u3001An autopsy was being done to establish the cause of death.
\u6b63\u5728\u8fdb\u884c\u5c38\u68c0\u4ee5\u786e\u5b9a\u6b7b\u4ea1\u539f\u56e0\u3002
4\u3001The elections were a step in the right direction, but there is a lot more to be done.
\u4e3e\u884c\u9009\u4e3e\u662f\u8fc8\u51fa\u4e86\u6b63\u786e\u7684\u4e00\u6b65\uff0c\u4f46\u4ecd\u6709\u5f88\u591a\u4e8b\u60c5\u8981\u505a\u3002

to done to be done to being done
\u8981\u505a\u8981\u505a\u7684

\u5b83\u4eec\u7684\u5206\u522b\u5c31\u662f\u4e0d\u5b9a\u5f0f\u548c\u52a8\u540d\u8bcd\u7684\u7528\u6cd5\u533a\u522b\u3002
\u88ab\u52a8\u5f0f\u8868\u8fbe\u7684\u662f\u5177\u4f53\u3001\u4e00\u6b21\u6027\u3001\u5c06\u53d1\u751f\u7684\u3002
\u52a8\u540d\u8bcd\u8868\u8fbe\u7684\u662f\u62bd\u8c61\u3001\u7ecf\u5e38\u6027\u3001\u5df2\u53d1\u751f\u7684\u3002
\u6240\u4ee5\u5b83\u4eec\u7684\u610f\u601d\u533a\u522b\u5c31\u4e00\u76ee\u4e86\u7136\uff1a
\u524d\u8005\u610f\u601d\u662f\u5c06\u8981\u88ab\u5b8c\u6210
\u540e\u8005\u7684\u610f\u601d\u662f\u5df2\u7ecf\u88ab\u5b8c\u6210

第一个表示动作还没做
第二个表示动作做过了
第三个表示动作被做 表被动
第四个表示动作现在正在被动 表示现在正在进行
最后一个表示动作还没被完成

扩展阅读：having been done ... be here to do ... be seen doing ... when being done ... have something to do ... a guide to doing ... be done by ... from doing ... the first to do sth ...