sum過去式和用法例句

　　sum做動詞有概括;總結;歸納;總計等意思，那么你知道sum過去式是什么嗎?下面跟著學習啦小編一起來學習一下，希望對大家的學習有所幫助!

　　sum的過去式和其他時態(tài)：

　　過去式: summed

　　過去分詞: summed

　　現(xiàn)在分詞: summing

　　sum的用法：

　　sum的用法1：sum作名詞是“算術,總和”的意思,轉化為動詞作“總結,合計”解,一般指為了對某一事物有個大概的了解而用數(shù)字等方式對其進行統(tǒng)計,從而得出結論,強調結果而不強調方法。

　　sum的用法2：sum可用作不及物動詞,也可用作及物動詞,常與up連用,表示合并成一新的整體以產生一種單一而有力的效果。

　　sum的用法3：sum的過去式和過去分詞均為summed。

　　sum的過去式例句：

　　1. Obree summed his weekend up in one word: "Disastrous."

　　奧布瑞用一個詞總結了他的周末經歷：“災難。”

　　2. My general reaction to this news might be summed up as "ho-hum"

　　我對這條消息的總體反應可以用“哼兒哈兒”來概括。

　　3. He summed up his philosophy, with reference to Calvin.

　　他總結了自己的哲學，還提及了加爾文。

　　4. Contributions summed into several thousand dollars.

　　捐款總數(shù)達數(shù)千美元.

　　5. Contributions summed into several thousand yuan.

　　捐款總數(shù)達數(shù)千元.

　　6. It can be summed up in two words.

　　這可以用三言兩語概括起來.

　　7. One voter in Brasilia summed up the mood — "Politicians have lost credibility," he complained.

　　一位巴西利亞的選民將人們的心情一言概之——“政客們已無信譽可言”，他抱怨道。

　　8. When the judge summed up, it was clear he wanted a guilty verdict.

　　當法官作結案陳詞時，他明顯想作出有罪裁決。

　　9. He succinctly summed up his manifesto as "Work hard, train hard and play hard".

　　他把自己的宣言簡練地總結為“努力干，努力練，努力玩”。

　　10. "I love my wife, my horse and my dog," he said, and that summed him up.

　　他說：“我愛我的妻子、我的馬和我的狗。”他大致上就是這么一個人。

　　11. When he summed up, the judge reminded the jury of the seriousness of the case.

　　法官在概述證據時提醒陪審團注意案件的嚴重性.

　　12. The questions, though very complicated, may be summed up as coming under three categories.

　　問題雖然復雜, 歸結起來不外三個方面.

　　13. The salient points of his plan are summed up in this report.

　　他的計劃的要點在這個報告中作了概括.

　　14. The judge summed up the case for the jury.

　　法官向陪審團概述案情.

　　15. They summed up the money they spent last month.

　　他們合計出了他們上個月所花金額的總數(shù).