Răspuns :
Ex.3
- been teaching
- been living
- has been teaching
- visited
- worked
- been working
- been studying
- learnt
Ex.4
- himself
- themselves
- her
- yourself
- themselves
- myself
- her
Ex.5
- actor/actress --- drama
- artist --- paintings
- doctor --- medicine
- farmer --- fields
- driver --- cars
- journalist --- news
- photographer --- photos
- travel agent --- holidays
- model --- clothes
- teacher --- students
3. 1.been teaching
2.been living
3.been teaching
4. visited
5.worked
6.been working
7.been studying
8.learnt
4. 1.himself
2. themselves
3. eachother
4. yourself
5. by themselves
6. myself
7. her
5.
1-drama
2-paintings
3-medicine
4-fields
5-cars
6-news
7-photos
8-holidays
9-clothes
10-students
2.been living
3.been teaching
4. visited
5.worked
6.been working
7.been studying
8.learnt
4. 1.himself
2. themselves
3. eachother
4. yourself
5. by themselves
6. myself
7. her
5.
1-drama
2-paintings
3-medicine
4-fields
5-cars
6-news
7-photos
8-holidays
9-clothes
10-students