Question

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1 They had lots of things in/at common.
2 He is an expert for/on strange creatures.
3 He blamed himself for/on the mistake.
4 Why is that man staring to/at us?
5 Some species of animals are few in/at number.​

Answer 1

Ответ:

1. in

2. on

3. for

4. at

5. in