Правило: предлоги.
В каждом предложении напишите подходящие по смыслу предлоги. Например: He doesn't work ___ Sundays. – He doesn't work on Sundays.
1. Excuse me being late.
2. They are interested biology.
3. The necklace is made silver.
4. He usually goes abroad his holiday.
5. They get a lot important letters Great Britain and France every day.
6. I'm sure the date, but I'm not sure the time.
7. Don't leave my mail his lab. Leave it my table.
8. "Isn't model 17 Sam's lab?" "No, it's still my lab."
9. "His plane's 7 p.m." "No, it's 7 a.m."
10. "I can't find Ben's file. It isn't its place." "Ben's file? It's my office. Come and take it."