[天]黄经 名词复数:longitudes [例句]the longitude prize , sponsored by the british government , was not. 短语long，long time ago中，因为有名词time参与，由此判断long是形容词。 而短语long，long ago 中的long是副词，long重复两次表示强调。 举例说明： a long time ago there lived a woman who had. 表示多长时间，主要用来对一段时间 (如three days, four weeks 等)提问。
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2、long to +v后面要跟上动词原形。long for后面要跟上动词原形：long for + sb/sth long for. It's been a long day without you my friend没有老友你的陪伴 日子真是漫长 and i'll tell you all about it when i see you again与你重逢之时 我会敞开心扉倾诉所有 Long to 和long for的区别： 1、意思不同 be long for sth 渴望某物；be long to do sth 渴望做某事.
How long 的用法一、how long的用法how long有以下两个主要意思：1.
