until 前面可不可以用was doing 为什么用his father was sitting in the sofa when he came in 而不用为什么用his father was sitting in the sofa when he came in 而不用his father was sitting in the sofa until he came in

until 前面可不可以用was doing 为什么用his father was sitting in the sofa when he came in 而不用为什么用his father was sitting in the sofa when he came in 而不用his father was sitting in the sofa until he came in until前面一般用什么时态? it was not until when...与it was not until that...区别,强调句型用哪个. he was just going to leave the restaurant until another traveler came in.不是求翻译,而是里面用WHEN 与UNTIL哪个比较合适?当需要做单选之时,应选WHEN还是UNTIL比较适合此句?选UNTIL前面能用过去进行时吗,似乎不 until的用法,until前面要用什么时态?后面用什么时态? until that dream was 名词复数前面可不可以用the来修饰. Mrs可不可以用在自己的姓前面 today前面可不可以用the可不可以说the today? until从句用过去时,为什么主句也用过去时,可不可以用过去完成时 形容词前面可不可以加much 征文前面可不可以加题记? most前面可不可以加the It was not long until ... 睡觉前不要喝咖啡,用not.until 造句.前面加 you must 句中有until的时候,前面动词是瞬间性动词,那是不是要用否定形式? I didn't go home until the concert was over为什么要用didn't 和until呢? DOI information