I don't think he knows/know the news.哪个对

I don't think he knows/know the news.哪个对 I don't think he （是 know还是knows) i don't think i konw和 i think i don't know哪个对 Don't ask him.He knows e____less about the news than I do. I don't think you have to tell him the news; _____ that he's I DON'T THINK THE NEWS ARE GOOD哪里有错 I don't know he think say?Yesterday evening The voice... i think he needs some help .改成否定句.哪个对i don't think he needs As I know,he knows ( ) about this old town,so you don't have I don't think he knows my pen pal,___?A.doesn't he B.does he I don't think Tom knows the key to the question,（ I don't know if he will come tomorrow i think he if he free