Present Progressive |
现在进行式
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现在进行式由一个'to be'动词与一个特殊的动名词(gerund)组成。动名词通常由在动词后加 -ing 而构成。
如果动词的结尾是无声e ,像smile,在添加 ing 结尾前 e 应当被删去。
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现在进行式用来描述现在正在发生的事。
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有些动词从不使用现在进行式。它们只用一般现在式。下表里是一些例子。
I see a bird. |
我看到一只鸟。
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He hears a sound. |
他听到一个声音。
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Jacob loves food. |
雅各爱食物。
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John hates baths. |
约翰憎恨洗澡。
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Susan likes trains. |
苏珊喜欢火车。
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She prefers apples. |
她较喜欢苹果。
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They prefer apples to oranges. |
他们相对桔子来说更喜欢苹果。
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I want an orange. |
我要一个桔子。
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所有含有 'to be' 动词的句子都可以通过将它放在句首而构成一个问句。
Are you laughing? |
你在笑吗?
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Is he swimming? |
他在游泳吗?
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When verbs are strung together, the first verb indicates the tense. The second form is an infinitive (infinitive) which consists of the preposition 'to' and the main form of the verb. Verbs are often identified by their infinitive form: 'to be', 'to hate', etc.
She likes to swim. | 她喜欢游泳。 |
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We love to laugh. | 我们爱笑。 |
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I hate to cry. | 我讨厌哭。 |