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《My family always go somewhere interesting as soon as the holiday begins》Public holidays PPT课件(第2课时)

内容介绍

外研版九年级英语上册《My family always go somewhere interesting as soon as the holiday begins》Public holidays PPT课件(第2课时),共18页。

until的用法

①作介词,意为“直到······”,表示时间,后跟时间点。用于肯定句中,谓语动词用延续性动词;用于否定句中,谓语动词用非延续性动词。

eg:I waited until 3:00,but he didn't come.我一直等到3点钟,但他没来。

②作连词,意为“直到······时候”,引导时间状语从句,常与延续性动词连用。

eg:I'll wait until he comes.我会一直等到他来。

【拓展】not...until意为“直到······才······”,与非延续性动词连用。

eg:I won't go to bed until I finish my homework.直到完成作业,我才上床睡觉。

【辨析】some time,sometime,some times与sometimes

①some time指一段时间。

②sometime指将来或过去的某时。

③some times意为“几次”。

④sometimes意为“有时”,为频率副词,常放在句中或句首。

We only have one day off.我们只放一天假。

off在此意为“不上班”。

And is there anything special on that day?在那天(你们)还有什么特别的事情吗?

形容词修饰不定代词或不定副词时,形容词应后置。

重点词组归纳

since then从那以后

three-day holiday三天的假期

all kinds of各种各样的

have a picnic去野餐

take a vacation去度假

have fun玩得开心

as soon as一······就······

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