可以互换,都用在完成时中
up till now 与up to now区别
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up till now/up until now/up to now
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up to now 与 until now的区别?3Q
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so far,up to now,till now的区别和用法,请明白的人详细解释下.
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英语语法问题在英语现在完成时中时间状语so far,up to now,till now有什么区别?
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up till now 的意思和用法
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1.up till now ,he ( )here for two years.
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her son has looked after her up to now up,to now,
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so far 和 up to now的区别
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up till now ,he never --(lend)me anything怎么填
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just now ,so far ,up to now