18.4 Complete the sentences with for ... or since ...
1 She is in London now. She arrived there four days ago. She has been there for four days.
2 Jack is here. He arrived here on Thursday. He has
3 It is raining. It started an hour ago. It's been
4 I know Sue. I first met Sue two years ago. I've
5 I have a camera. I bought it in 1985. I've ..........
6 They are married. They got married six months ago. They've
7 Liz is studying medicine at university. She started three years ago.
She has ...​