have,has,had只有作助动词时才会弱读,当它们作实义动词时要重读的。如:
I have a sister.
have有实际意义,是实义动词,在它后面通常出现一个名词。
I have seen the movie before.
have没有实际意义,是助动词,它和动词过去分词搭配出现。
have
强读式:/h?v/
不在句首时,弱读式/?v/
What have you done?
在句首时,弱读式/h?v/
Have you eaten yet?
has
强读式:/h?z/
不在句首时,弱读式/?z/
He has been training.
在句首时,弱读式/h?z/
Has he done it before?
had
强读式:/h?d/
不在句首时,弱读式/?d/
I had been working back then.
在句首时,弱读式/h?d/
Had he always been kind?
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