Ex. 4. Complete the conversation, putting the verbs into the present continuous and completing the short answers with am, is, are (not):  - So what ………. (happen)? ………. (they/have) a party?  - Yes, they ……….  - And what ………. (they/do)?  - Well, a few of them ………. (dance). - ………. (Mum and Dad/dance)?  - Yes, Mum ………. . But Dad ………. . He ………. (talk) to uncle Jack and they ………. (laugh) a lot.  - Is Aunty Linda there? - Yes, she ………. . She ………. (dance) with Brian from next door.  - Oh, and Dad ………. (give) everyone a drink now.  - What ………. (they/drink)?  - Coffee, I think. And some of them ………. (drink) juice. Mum ………. (not/drink) anything.  - What ………. (they/eat)?  - Only crisps and nuts and some cheese.  - And we ………. (not/eat) anything. It’s not fair!  - But they think we ………. (sleep) upstairs.  - Oh, no, they don’t. They ………. (look) this way.  - I think Dad ………. (come) over here.