Răspuns :

Răspuns:

4.1 Is Sam working AT The bookshop on fridays?

4.2 The food smells great

4) 1. Is Sam working

2. smells

3. don’t usually open

4. Did you go

5. are having

6. thinks

5) 1. have you been waiting

2. have been looking

3. Has she gone

4. haven’t been

5. have known

6. has used