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 have received no news sincefor 5:30 pm.
2. I haven't slept sincefor 48 hours.
3. I haven't worked sincefor a mounth.
4. My boss has been away sincefor half a day only.
5. Jane has worked here sincefor two weeks already.
6. I haven't talked to him sincefor last week.
7. He's been working in the field sincefor early this morning.
8. They've been in love sincefor three weeks.
9. They've been teaching here sincefor quite a long time.
10. Joe and Josephine have been going out together sincefor Valentine's Day.
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