Ответ:

1. has; 2. is; 3. is and p.c; 4. is and p.c; 5. has; 6. is; 7. p.c.

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E. Can I use this computer? Let's go to the internet café, then.

D. 1. Can//No, I can't, but I can.//2. Can//No, I can't.//3. Can I?//4. can't.//5. can I//can't.

E(2): We can go to the cinema.

Let's call Beth too?