先说最尾has/have been问题，你的认知是对的present perfect continue系has/have been verb-ing.但你可能未学或没留意tense还有主动式和被动式。has/have been pp.便是被动式。记住例如X will be / have been pp等出现verb-ed(pp)的话一定是被动式(意思是X是被动物，不是动词的主角/主词。 回...
"Have been" is a form of the verb "be" used in the present perfect tense. It indicates an action that started in the past and continues up to the present.Contrast this with "had been," which is the past perfect tense. "Had been" refers to an action that was completed b...
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① have been done 表示动作已完成。可以是瞬间动词，也可以是持续性动词，但得是被动语态。然而并不能...
3.现在完成进行时（have been doing）现在完成进行时表示的是：对一个现在正在进行动作的总结。例如：③...
For example, while discrimination was far more often paired with sex from the 1960s through the 20th century and into the 21st, the phrase gender discrimination has been steadily increasing in use since the 1980s and is on track to become the dominant collocation. Currently both terms are ...
"Have" is usually for possession or actions which collocate, link to the verb "have". For example: "I have a sister."Have 通常表示拥有或与 have 搭配的动作。例如：“我有个妹妹。”Remember, for "he/she/it". . . "She has a dog."记住，对于 he/she/it，应该是...“她有一条狗。”...
be+verb的含义是表示被动 have + verb构成的是完成时态,表示的是主动的含义。 你实际要解决两个问题:1)BE动词的用法 2)HAVE动词的用法。 【1】BE动词的用法(仅以一般现在时为例) be动词的一般现在时有三种形式,即:am, is, are。 1.如果主语是第一人称I(我)时,be动词用am。 如:I am a student.我...
'Have you been to York before?' — 'Yes we have.' “你们以前去过约克吗?”“是的,去过。” 柯林斯高阶英语词典 'You'd never seen the Marilyn Monroe film?' — 'No I hadn't.'... “你从未看过玛丽莲·梦露的电影?”“对,没有。” 柯林斯高阶英语词典 It's happened, hasn't it?......
I thought it's okay only when the sentence is like, "We have been walking for three hours." 查看翻译 miguelhoo 6月22日 英语(美国) For a native speaker, it's probably more contextual. Also depends somewhat on the verb tense. 查看翻译 1 like Highly-rated answerer 这个答案有帮助...