(英语题目) 重赏 Rewrite the following sentences, using verb-Ing phrases.
1.When he heard the news, he jumped with joy. _____________,he jumped with joy. 2.While I was waiting for the bus, I met an old friend of mine. _____________,I met an old friend of mine. 3.He was punished by his teacher, because he did not finish his homework. ____________He was punished by his teacher. 4.John sat on the sofa and listened to music. john sat on the sofa, ___________.