Rewrite the following sentences, beginning with the words given

I.Rewrite the following sentences, beginning with the words given
1. Nam's still studying English. He started studying it two years ago.
Nam has ____________________________________________________________________
2. The university started building a new campus in May. They are still building it.
The university has ______________________________________________________________
3. Mary is staying at a homestay during her undergraduate programme. The programme began three weeks ago.
Mary has ____________________________________________________________________
II. Rewrite the followinh sentences, usinh perfect gerund or perfect participle
4. Tonya had dumped a lot of rubbish on the beach. She was strongly criticised for that.
Tonya _____________________________________________________________________
5. These big companies had invested in wind and solar energy. The government praised them for that.
The government ___________________________________________________________________
6. I have worked with hes before. I remember that.
I remember ___________________________________________________________________
7. David did his homework and then went to bed.
Having  ___________________________________________________________________
8. Because he hadn't studied hard enough for his exam, Tom couldn't pass it.
Not ___________________________________________________________________