1. He know the answer for question. Does he know the answer for question? He doesnt know the answer of question.
2. We understand, its time to do. Do you understand that its time to do? You dont understand that its time to do.
3. I think, its too late. Do you think its too late? I dont think its too late.
4. Interpreters translate many books to English. Do interpreters translate many books to English? Interpreters dont translate many books to English.
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