употребите правильную форму инфинитива с частицей to или без

1. May I take this pen?2. They'll go to Moscow to take part in the International Congress.3. To be or not to be, that is the question?4. Where is Bob? - He's gone to the library to get prepared for the report in Chemistry.5. It is such a pity that Jane caught a cold and had to leave earlier.6. Any pharmacy needs an area to store drugs.7. These are stupid words to say.