Rewrite the sentences as in the example 1-I'm studying vocabulary. I started studying two hours ago. 2-The contestants are singing. They started singing at 8.00 p.m. Now, it's 10.30 p.m. 3-I last saw my next-door neigbour two days ago 4-when I graduated from university, I immediately began to work as an enlish teacher.I'm still working. 5-Tuna Kiremitçi wrote his first novel in 2002. He's still working on his next novel.