Question

Помогите пж. Срочно !!!)

Answer 1

Ответ:

1. The experiment, that the students wanted to do, was very dangerous.
2. Arthur Fry is an American scientist who invented Post-it notes.
3. My laptop, which is only three years old, is already out of date.
4. I'm looking forward to your reply.

P.S. Hope it makes sense. If you have any questions, feel free to ask them here. Have a good day!