(
课件网) The Giant’s Gauseway is the most fantastic natural wonder. There’re about 40,000 rocks, most of them with six sides. the Giant’s Gauseway Victoria Falls Victoria Falls in Africa are ever more fantastic. They’re about 1,700 metres wide and 100 metres high. the Terracotta Army The Terracotta Army is more than 2,000 years old. Three Gorges Dam The Three Gorges Dam is fantastic too. It’s about 2,300 metres long, 185 metres high and 15 metres wide at the top. 1. I visited the Giant’s Causeway two years ago. 2. It produces electricity for millions of people in China. 3. I’ve never seen it, so I’m not sure I agree with you. 4. I looked to the east-the sky was becoming grey. 5. You’ll get there in five minutes. 6. Am I going the right way 到目前为止，我们已经学过了英语中常用的时态，包括一般现在时、一般过去时、现在进行时、过去进行时、一般将来时和现在完成时。在本模块中，我们将对这些时态的用法进行总结。 首先，我们将本模块中出现的有代表性的句子归纳如下： 时态 例句 一般现在时 (1) And I think the Three Gorges Dam is fantastic too. (2) It produces electricity for millions of people in China. 一般过去时 (3) Well, I visited the Giant’s Causeway two years ago. 时态 例句 现在进行时 (4) Am I going the right way 过去进行时 (5) When I arrived , it was early morning and it was raining. 一般将来时 (6) You’ll get there in five minutes. 现在完成时 (7) I’ve never seen it, so I’m not sure I agree with you. 1. 一般现在时 一般现在时可以用来表述或说明某一事物的特性，如上面表格的(1)；描述现在的状态，如(2)。一般现在时还用来描述经常发生的事情及真理，例如： Thousands of people visit Beijing every year. The sun rises in the east and sets in the west. 注意: 1. when, until, as soon as等引导的时间状语从句和if引导的条件状语从句中, 若主句是将来时或祈使句, 从句则要用一般现在时表示将来。 2. 列车时刻，飞机航班用一般现在时。 2. 一般过去时 一般过去时可以用来表述过去某个时间发生的事情或行为，如上面表格中的(3)。一般过去时还可以用来描述事物过去的状态或过去经常发生的事情，例如： I was very thin in my childhood. I got up very early when I was a college student. 注意： used to是过去时, 表示过去常常。 e.g. I used to take a walk in the morning. 我以前常常早晨散步。 3. 现在进行时 现在进行时可以用来表述现在正在发生的事情或正在进行的行为，如表格中的(4)。现在进行时还可用来表示已经安排好的活动和事件。例如： My elder brother is coming tomorrow. We are having a meeting tomorrow morning. 注意： go, come, leave, fly等表示位移的动词的现在进行时可用来表示将来。 e.g. She is flying to London tomorrow. 她明天将飞往伦敦。 4. 过去进行时 过去进行时表示在过去某段时间内正在发生的事情或行为，如表格中的(5)。从例句可以看出，过去进行时常常以一个过去的行为或时间为参照。例如： I was having breakfast when he telephoned me. What were you doing at eight o’clock yesterday evening 注意： while从句中的动词只能是延续性动词, when从句中的动词延续性动词非延续性 动词均可。 e.g. The phone rang while / when Mr. Wang was sleeping on the sofa. 王先生正在沙发上 ... ...
