Dentists always ask question when it is impossible for you to answer.
1.在这个it is impossible for you to answer的结构中的answe是不需要接宾语的,因为他的宾语就是前面的it
2.这和it is difficult for us to learn English 是不同的,这里的it 只是一个形式主语
请问上述的俩点是怎么看出来的?为什么一个是宾语,一个是形式主语?
人气：183 ℃ 时间：2019-09-22 07:55:14
解答
如果这个it是形式主语,那真正的主语是动词不定式to answer it.,必须加上第二个it,因为answer是及物动词,后面必须跟上宾语,answer the question ,对吧?所以如果句子中it是形式主语,那这个句子应该是Dentists always a...
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