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Литература
МатематикаВопрос:
15. I (know) about the problem for months, but I (not/find) a solution yet.
Ответ:
15. I have known (know) about the problem for months, but I haven't found (not/find) a solution yet.
Похожие
- Choose the present perfect or past simple. 1. (see) three police cars this morning (it's still morning).
- 2. After he (arrive) home, he (unpack) and (go) to bed early.
- 3. A: What's wrong? B: I (break) a glass!
- 4. My grandparents only (know) each other for a few months before they (get) married.
- 5. (be) in London for three years. I love it here.
- 6. We (see) Julie last night.
- 7. He (be) a teacher before he (become) a musician.
- 8. When the boss (walk) into the room, we (know) someone was going to get fired.
- 9. The children (break) a window in the school last week.
- 10. He (see) that film last year.
- 11. Lucy (break) her leg, so she can't come skiing.
- 12. Julie (arrive)! Come and say hello!
- 13. They (be) cold when they (arrive) home.
- 14. Jack (break) his arm when he (fall) off a horse in 2005.
- 16. A: When (you / arrive)? B: At 10pm last night.
- 17. She (be) a teacher for ten years, and she still enjoys it.
- 18. How long (you / know) Jill? I know you see her often.
- 19. I (see) the sea before.
- 20. A: Hello B: Hi Mum, it's me. I just wanted to say I (arrive) safely and everything is fine.
