过去

Of, relating to, or taking place in the past.

过去的：过去的，与过去有关的，过去发生的

The porter ought to have called the firebrigade as soon as he saw the fire in the stock, which went up in smoke .

could have +过去分词，表示过去本来可以过去分词，过去分词做但却未做，译为"完全可以……"。

To escape the past and all that appertained thereto was to annihilate it, and to do that she would have to get away.

逃避过去和逃避跟过去有关的一切，就是要把过去和过去的一切消除掉，要做到这一点，她就一定得离开这里。

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

From the metaphorical point of view, past tense does not only refer to the past time, but it develops to project to real distance, and further to psychological distance, which reveals the nature of past tense from cognitive perspective.

隐喻在人们的认知过程中扮演重要角色，使英语过去时态的初始意义得到扩张，过去时态从单纯表示过去时间到表示现实距离，又进一步映射到心理距离，从而揭示了认知视野下英语过去时态的本质和意义。

From the metaphorical point of view, past tense does not only refer to the past time, but it develops to project to real distance, and further to psychological distance, which reveals the nature of past tense from cognitive perspective.

隐喻在人们的认知过程中扮演重要角色，使英语过去时态的初始意义得到扩张，过去时态从单纯表示过去时间发展到表示现实距离，又进一步映射到心理距离，从而揭示了认知视野下英语过去时态的本质和意义。

From the metaphorical point of view, past tense does not only refer to the past time, but it develops to project to real distance, and further to psychological distance, reveals the nature of past tense from cognitive perspective.Key words: past tense; cognitive perspective; metaphor

隐喻在人们的认知过程中扮演重要角色，使英语过去时态的初始意义得到扩张，过去时态从单纯表示过去时间到表示现实距离，又进一步映射到心理距离，从而揭示了认知视野下英语过去时态的本质和意义。

From the metaphorical point of view, past tense does not only refer to the past time, but it develops to project to real distance, and further to psychological distance, which reveals the nature of past tense from cognitive perspective.Key words: past tense; cognitive perspective; metaphor

隐喻在人们的认知过程中扮演重要角色，使英语过去时态的初始意义得到扩张，过去时态从单纯表示过去时间发展到表示现实距离，又进一步映射到心理距离，从而揭示了认知视野下过去时态的本质和意义。

If someone offered you a job in occupational therapy profession, were you available for work in the past 7

如有人聘用你担任职业治疗专业工作，你能否在过去过去过去过去7 天天天天内上任？

Chinese officers and soldiers of the People's Liberation Army marched in front of Tiananmen Gate at the start of the military parade to mark the 60th China anniversary in Beijing on Thursday.

过去进行时和一般过去时的基本差别是，过去进行时表示一个正在进行的动作，而一般过去时表示一个业已完成的动作。试比较下面的句子

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。