1. is known
2. are caused
3. was raised
4. had been bitten
5. is given
6. has been improved
Przeglądana książka
- Rodzaj
- zeszyt ćwiczeń
- Wydawca
- Oxford
- Autorzy
- Tim Falla, Paul A Davies
- ISBN
- 9780194911177
- Wydanie
- 2020
1. is known
2. are caused
3. was raised
4. had been bitten
5. is given
6. has been improved
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