一、clean的过去式是什么？
clean的过去式是cleaned
cleaned
[kli:nd]
v. （使）清洁( clean的过去式和过去分词 ); 变干净; 除去…的灰尘; 使…干净;
双语例句
1. He cleaned the flakes away with his coat sleeve.
他用大衣袖子把碎屑掸掉。
2. I cleaned myself up a bit, and got the baby ready.
我拾掇了一下自己，把宝宝也收拾妥当。
3. His work clothes, having become saturated with oil, had to be cleaned.
他的工作服已经被油浸透，该洗洗了。
4. Under pressure from the public, many regional governments cleaned up their beaches.
迫于公众压力，许多地区政府对各自海滩进行了清理。
5. When they first captured the port, they virtually cleaned out its warehouses.
他们刚占领港口时，把那里的仓库简直抢了个精光。
6. She meticulously cleaned the gun and locked it away in its case.
她小心翼翼地把枪擦拭干净，放进枪盒里锁好。
二、clean的过去式和过去分词是什么？
过去式和过去分词是：cleaned
英［kli：nd］
释义：
adj.净化的
v.打扫（clean的过去式）；把…弄干净
短语：
DRY-CLEANED干洗；干洗店；干洗机；干洗的
词语辨析：clean，clear，sweep，dust
这些动词均有“使干净”之意。
1、clean是这些动词中最常用的词，指将某物或某处的污物等清除掉，弄干净。
2、clear指清除不要的东西。
3、sweep指用扫帚等进行清扫，也用作比喻。
4、dust指将积落在物体表面的尘土抹去、掸掉或擦去以保干净。
