5. We have lived in the dorm ce
6. Jim and Jane have known each other for
7. The baby's hungry. He hasn't eaten anything
8. Have you used this laptop
4 years?
9. They've been close friends
they started college
10. My grandmother has been a vegetarian
sever
our first year at univ
quite a lon
incar
Exercise 9: Choose the best option
1. His mother hasn't prepared the meal (already/ yet).
2. Tommy (worked/ has worked) for this company for 10
3. This machine (has worked/ worked) for ten years so far
4. Mr Vu (have found/ founded) this non-profit organizat
5. Jame's (not been/not) a member of the volunteer club
6. Her husband (has given up/ gave up) smoking when t