的过去式

What did you do last weekend?--On Saturday morning,I played teenis.(2)?How was your weekend?--It was great.I went to the brach.

一般过去时态表示过去发生的动作或存在的状态，动词通常用一般过去式来表示，除动词 be 的过去式 was/were 有人称变化，其他都没人称的变化。

Who has hung the dirty clothes on the tree?

Hang当"吊死"时用，它的过去式和过去分词是hanged，如

Came come的过去式 Out of the corner came a shy boy.

一个害羞的男孩从角落里出来了。

Unlike regular verbs each irregular verb has a unique past form.

Jean：今天我们要来着重学习一下英语中的一些不规则过去式。和规则过去式不同，每一个不规则动词都有着它特有的过去式。

Bought is the past tense and past participle of buy.

买的过去式和过去的购买过去分词。

Over the years, in fact, the weak pattern has become so prevalentthat we use the term regular to refer to verbs that form their past tense by suffixation of -ed. However, there have occasionally been changes in the other direction:the past tense of wear, now wore, was once werede ; that of spit, now spat, was once spitede ; and the development of dove is an additional example of the small group of verbs that have swum against the historical tide.

事实上，多年来弱式动词变得非常普遍，我们用术语规则动词来指那些由加后缀-ed 来构成过去式形式的动词，然而偶尔也会向另一方向发生变化： wear 的过去形式现为 wore ，曾为 weared ； spit 的过去式现为 spat ，曾为 spitede ； dove 的发展是反历史潮流而动的一小组动词中的另外一小组动词的例子

Over the years, in fact, the weak pattern has become so prevalent that we use the term regular to refer to verbs that form their past tense by suffixation of -ed. However, there have occasionally been changes in the other direction: the past tense of wear, now wore, was once werede ; that of spit, now spat, was once spitede ; and the development of dove is an additional example of the small group of verbs that have swum against the historical tide.

事实上，多年来弱式动词变得非常普遍，我们用术语规则动词来指那些由加后缀-ed 来构成过去式形式的动词，然而偶尔也会向另一方向发生变化：wear 的过去形式现为 wore ，曾为 weared ； spit 的过去式现为 spat ，曾为 spitede ； dove 的发展是反历史潮流而动的一小组动词中的另外一小组动词的例子

Southern dialects on the other hand tend to prefer forms that add an -ed to form the past tense and the past participle of these same verbs: The children dived into the swimming hole.

相反 南部方言倾向偏爱加一个-ed 形式来形成同一动词的过去式和过去分词：孩子跳入游泳池。

Took take的过去式-- I took some beautiful photos, but he took them away.

我拍了一些漂亮的照片，但是被他拿走了。

Using techniques first developed for the offshore oil and gas industry, the DSDP's drill ship, the Glomar Challenger, was able to maintain a steady position on the ocean's surface and drill in very deep waters, extracting samples of sediments and rock from the ocean floor.

developed 过去分词作后置定语：这里强调一句，如果是现在分词作后置定语，因为现在分词不可能直接跟在名词后面作谓语动词吧，除非有be动词一起表示进行时。而过去分词，如果它的过去式和过去分词形式不同，也好判断。困难主要出现在过

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。