Complete the sentences with for or since.
1 I’ve been drinking coffee ____ I was fourteen.
2 I’ve been to the cinema only once ____ last summer.
3 I’ve had the same group of friends ____ many years.
4 I’ve read nothing interesting ____ four or five months.
5 I’ve eaten nothing ____ eight o’clock this morning.
6. I’ve wanted to make a change in my life ____ a long time.