1. Mary is staying at a homestay during her undergraduate programme. The programme began three weeks ago. (for)
Mary ____________________________________________________________________________
2. The university started building a new campus in May. They are still building it. (since)
The university ____________________________________________________________________
3. He attended two online vocational courses: one in 2012 and the other in 2013. (twice)
He ____________________________________________________________________________
4. They visited this college in 2009, 2012 and 2014. (three times)
They ____________________________________________________________________________
5. They started rebuilding our school 4 months ago. (for)
Our school has ____________________________________________________________________________
@$Rinne$
$1$. Mary has stayed a homestay during her undergraduate programme for three weeks
$2$. The university have built a new campus since May
$3$. He has attended two online vocational courses
$4$. They have visited this college three times
$5$. Our school has rebuilt our school for 4 months