Learning about Language名师教学设计2

Book8 Unit5

Grammar ---Teaching Plan

The Present Perfect Continuous Tense

现在完成进行时

Teaching aims:

1.

The usage of the Present Perfect Continuous Tense. 2.

The difference between the Present Perfect Continuous Tense and the Present Perfect Tense. Difficult and important points: The difference between the Present Perfect Continuous Tense and the Present Perfect Tense. Teaching procedures: Step1

Leading- in 1.

Ask the Ss to study example sentences and try to discover the usage and structures of the Present Perfect Tense.

2.

Revise

the Present Perfect Tense

现在完成时:

1). 构成：have/has +过去分词

，has用于第三人称单数，

其他人称用have 。

2). 用法：表示过去发生的某一动作对现在造成的影响或结果。

e.g.

我从1975年起就学英语。

I have studied English since 1975.

自12世纪以来, 中国就使用彩色印刷了。

They have done color printing in China since the 12th century. Step2

Presentation

1.

Ask the Ss to study another group of example sentences and try to discover the usage and structures of the Present Perfect Continuous Tense.

2.

Present and learn

the Present Perfect Continuous Tense

现在完成进行时: a.

构成：have/has＋been＋现在分词（doing）

b.

用法：

1) 强调动作的持续性。

表示动作从过去某时开始，一直延续到现在，还可能延续下去。如：

①I have been waiting for an hour，but she hasn't come yet.

我等了一个小时了，但是她还没来。

②Tom has been working hard since the new term began.

从新学期开始，汤姆一直在努力学习。

2) 表示动作的重复性。表示从过去某时开始到现在的这一段时间内动作一再发生。如：

①She has been phoning Jim every night for two weeks. 两个星期以来，她每天晚上都给吉姆打电话。

②You have been telling me not to be late all the way. 一路上你反复告诉我不要迟到。

3)表示动作刚刚结束。该动作一般不再继续，有时会指出结果。

①I have been playing football all the morning，so I'm sweating heavily.

整个上午我一直在踢足球，所以我汗流浃背。

1

②I've been painting the door，so my hands are very dirty.

我一直在给门刷漆，所以我的手很脏。

4)表示某种感情色彩。

①You have been daydreaming but never make an effort.

你一直在做白日梦，但从不努力。

②You have been deceiving me.

你一直在骗我。

Step3

Analysis and explanation

Analyze and explain the

difference between the Present Perfect Continuous Tense and the Present Perfect Tense.

现在完成进行时和现在完成时的区别:

A. 延续性。现在完成时强调的是某个刚刚完成的动作，或某个过去的动作对现在的影响或产生的结果；现在完成进行时则强调动作的延续性。

I’ve cleaned the windows.

我把窗户擦干净了。（窗户已擦完）

I’ve been cleaning the windows.

我一直在擦窗户。(可能窗户尚未擦完) B. 反复性

现在完成进行时可以表示动作的反复性；

现在完成时一般不表示动作的反复性。

①

Have you been meeting him recently?

你最近经常见到他吗？

②

Have you met him recently?

你最近见过他吗？

③

Jim have been phoning Jenny every night for the several month.

C. 感情色彩

现在完成进行时有时含有某种感情色彩；现在完成时一般表示平铺直叙。

①I have been waiting for you for two hours.

我一直等了你两个小时。(表示不满)

②I have waited for you for two hours.

我已经等了你两个小时。

（平铺直叙）

Step4

Conclusion

现在完成进行时主要用于表示

A. 过去开始而且现在仍在进行的动作。

B. 过去开始到现在这段时间内一再反复的动作。

C.

过去开始, 现在刚刚停止的动作或现在看到其直接结果的动作。

D.

带有某种感情色彩。

现在完成时主要用于表示已经完成的动作及其对现在造成的影响或结果。

Step 5

Practice & Consolidation

（一）、单句语法填空:

（二）、下列各句均有一处错误，请指出并改正。

（三）、翻译句子：

（四）、根据汉语提示完成句子：

Step6

Summary and homework

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