1. Prof. Wilson has been giving the same seminar to students for the last 12 years.

2. She has never understood why so many young people want to study abroad.

3. Nam has studied English for two years.

4. He has attended online vocational courses twice.(i love twice)

5. Have you been applying for the scholarship to study in Singapore?

6. We have waited  for the university's reply about entry requirements for the whole week. We hope to receive it soon.

7. The British Council has used  IELTS as an international standardised test of English for non-native English language speakers for a long time.

8. The university has been building a new campus since May.

9. We have read three books on vocational training to complete this project.

10. They have read a report on a further education since last Monday. I will finish it this Sunday.

11. Mary has stayed at a homestay for three weeks during her undergraduate programme.

12. I have applied for a vocational scholarship three times.

1. Prof. Wilson has given / has been giving the same seminar to students for the last 12 years. 
2. She has never understood / has never been understanding why so many young people want to study abroad. 
3. Nam has studied / has been studying English for two years. 
4. He has attended / has been attending online vocational courses twice. 
5. Have you applied / Have you applying for the scholarship to study in Singapore? 
6. We have waited / have been waiting for the university's reply about entry requirements for the whole week. We hope to receive it soon. 
7. The British Council has used / has been using IELTS as an international standardised test of English for non-native English language speakers for a long time. 
8. The university has built / has been building a new campus since May. 
9. We have read / have been reading three books on vocational training to complete this project. 
10. They have read / have been reading a report on a further education since last Monday. I will finish it this Sunday. 
11. Mary has stayed / has been staying at a homestay for three weeks during her undergraduate programme. 
12. I have applied / have been applying for a vocational scholarship three times.