外研版_必修五课件_module1_Grammar.ppt

Choose the British and American words and phrases. Complete the sentences. All languages ______ over a period of time. English ___________ very rapidly. How many people _____ Chinese? I __________ American English is very different from British English. 3. As I was the only British person in the school, they made a fuss of me. 4. I’m getting on just fine, now that I understand the local accent. Complete the sentences with since and for. English grammar has not changed much ____ the time of Shakespeare. The American spelling system has existed ___ about 200 years. I have been studying English ____ I was in primary school. Do exercises 1-4 on page 67. 归纳： 1. 现在进行时表示说话时正在进行或发生的动作。 2. 现在进行时表示现阶段正在进行的动作。 3. 现在进行时也可用于begin，come，leave，go, arrive, start, stop, return等转移动词，表示按计划、安排、打算要发生的动作。 1. Up to now, the program _____ thousands of children who would otherwise have died. A. would save B. saves C. had saved D. has saved 2. I like these English songs and they ____ many times on the radio. A. taught B. have taught C. are taught D. have been taught 3. — ____ leave at the end of this month. — I don’t think you should do that until _____ another job. A. I’m going to; you’d found B. I’m going to; you’ve found C. I’ll; you’ll find D. I’ll; you’d find 归纳： 现在完成时表示过去发生或已完成的某一动作对现在造成的影响或结果,也可表示过去已经开始, 持续到现在（可能还会继续进行下去）的动作或状态。 现在完成时可以和以下时间状语连用：till now，up to now, so far, in the past / last ... years, these few ...，for ..., since ... ； 2. 现在完成时可以和already, yet, before, recently, lately等表示不确定的过去的时间状语连用； 3. 现在完成时还可以和表示频度的时间状语连用, 如: often, sometimes, rarely, ever, never, once, ... times等； 4. 另外, 现在完成时还可以用在时间或条件状语从句中, 表示将来某时已完成的动作。 Translate the following sentences. 1. 我们见面时我会和你讨论此事。 2. 对不起, 你不能把这本字典拿走。我 正在用它。 I’ll discuss this matter with you when we meet. Sorry, you can’t take the dictionary away. I’m using it. 3. 当我完成这本书的时候我会给你写信。 I’ll write to you when I have finished the