Giúp mik vs "1.They went to danang to watch firework display ( make question for the underlined words) 2. The party will be holding at 8p.m tonight. 3 They have three children,.....?. 4. Monh doesn't swim well,...? 5. That is her book .That book is,....? 6. these are mypens. These pens are,...... 7. That is our house.That house is.....