Напишите следующие предложения в отрицательной и вопросительной форме:
1. He keeps three languages in his head. (What?)
2. Russian has very different endings. (What language?)
3. It comes back after two or three days. (When?)
4. He used the appropriate part of his brains. (What part?)
5. I will keep it in this file. (Where?)
6. They have a well-developed skill inside them. (Who?)
7. The operator is establishing contact. (What?)
8. Foreigners were speaking at that moment. (When?)
9. Now I am studying this language on my own. (Who?)
10. She will be speaking French very fast at this time next year. (How?)