Правило: since и for.
В каждом предложении выберите подходящий по смыслу предлог (since или for).Например: We've been working here (since / for) this morning. – We've been working here since this morning.
1. We've been together only sincefor a few days.
2. We haven't seen Mary sincefor the party.
3. I've read two books sincefor the weekend.
4. They have been ill sincefor Monday.
5. You have been watching TV sincefor hours.
6. Jane hasn't been back to Hungary sincefor last year.
7. These cherry trees have bloomed every spring sincefor 1980.
8. He's been working in the field sincefor early this morning.
9. He worked at that company sincefor ten years before he retired.
10. They've been teaching here sincefor quite a long time.
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