应该是这样,但常见的有 is和was两种
it is a.for sb to do sth 根据事态变化be动词吗
3个回答
相关问题
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it use for sb to do sth为什么可以it + 动词+ for sb to do sth?
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It is adj.of sb.to do sth.和 It is adj.for sb.to do sth.
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It is ……for sb to do sth
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不定式做主语It+be+形容词+for sb.to do sth 和 It+be+形容词+of sb.to do sth
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it is easy for sb to do sth
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it is +形容词 for sb to do sth
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It is bad for sb to do sth.
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it is time for sb.to do sth.
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It is+adj (for sb) to do sth
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it is adj for sb to do sth对to do sth提问