Mọi người có thể giải thích tại sao các từ trong ngoặc lại dùng thì đó giúp em được không ạ
1) Each song ( only costs ) 50 cents at the moment because they're on special offer
2) I think ( I recognise ) that woman over there. Wasn't she on that quiz show last night
3) Excuse me, ( does the nut cake contain ) walnuts? I'm allergic to them
4) The number you have dialled (does not exist ). please try again
5) I want everyone to do exercise H, and that ( includes ) you too, Anne!