用作表語(yǔ)時(shí),其后常可接介詞about, at, in, over , with引起的短語(yǔ), 這些介詞有時(shí)可省略,特別是當(dāng)其賓語(yǔ)為動(dòng)名詞時(shí)。busy用于too...to結(jié)構(gòu)時(shí)可接動(dòng)詞不定式。

　　busy既可用作及物動(dòng)詞,也可用作不及物動(dòng)詞。用作及物動(dòng)詞時(shí),一般接oneself作賓語(yǔ),常常表示“使自己忙于某事”。

　　We have a very busy day ahead of us today.

　　今天迎接我們的將是非常忙碌的一天。

　　She is a busy woman with many calls on her time.

　　她是個(gè)大忙人，有很多事等著她去辦。

　　He wouldn't come ─ he said he was too busy.

　　他不愿來(lái)，他說(shuō)他太忙。

　　The line is busy ─ I'll try again later.

　　占線——我過(guò)會(huì)兒再打。