题目:Which is right? 划线部分哪个表达是正确的?把正确答案填在横线上。 1 Ben is a friend of mine. I know / I've known him very well. 2 I like your house. How long do you live / have you lived here? 3 You'll need an umbrella if you go out now. It's raining / It's been raining . 4 The weather is / has been awful since I arrived here. 5 I'm sorry I'm late. Are you waiting / Have you been waiting long? 6 We've moved. We’re living / We’ve been living in New Street now. 7 I met Maria only recently. I don't know / I haven't known her very long. 8 Lisa is in Germany. She's / She's been there on a business trip. 9 That's a very old bike. How long do you have / have you had it? 10 I'm not feeling good. I'm feeling / I've been feeling ill all day.