第1个回答 2013-02-11
Raise your voice a little please. I can't hear you.
Lower your voice in case you disturb other people.
I thought it wouldn't be snowing, but it is now snowing.
After snow, the roads are treturous. We'd better not ride the bike. We should take the bus.
Please sing it louder/lower.本回答被提问者采纳