Fill in the blank to complete the sentences

12. I’d like to see Tina again. It’s a long time since ………………………….. (I/last/see/her) 13. I’ve got my key. I found it when ……………………….. (I/look) for something else. 14. ……………………..(I/read) the book you lent me but ……………………… (I/ not/finish/it/ yet) 15. I wasn’t hungry at lunchtime because ………………….. (I/ have/ a big breakfast). 16. Ann is sitting on the ground. She’s out of break. ………………………….. (she/run) 17. Where’s my bag? I left it under this chair. ……………………… (somebody/take/it) 18. No breakfast for Mark, thanks. ………………………….. (he/not/eat/breakfast)