were
wouldn't exist
虛擬語氣的考察.
就填 我這個(gè).
地球上肯定 有氧氣,
沒有氧氣肯定 是虛擬.
絕對(duì)是對(duì)的!Tom's hobby is collecting stamps from all over the world.If he （travel)____ to a new country,he（spend,always)________time looking for new stamps.travelswill always spend此題不是虛擬，How old(live, human beings)______to be if all diseases in the world (be)______completely eradicated?were human beings were虛擬語氣。樓主，一體一帖。不是（live,human beings)么？ live 呢？would human being live沒看到 live
If there(be)__________ no oxygen on earth,life as we know it(exist,not)________
If there(be)__________ no oxygen on earth,life as we know it(exist,not)________
填空題！
填空題！
英語人氣：535 ℃時(shí)間：2020-05-25 06:00:32
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