Answer:
1. To use the app, registration is necessary.
2. He exhibits resourcefulness in his actions and problem-solving.
3. There is no point in driving all the way there just to buy a limited stamp collection.
4. I would rather you not forget our appointment with the client.
5. No sooner had she gone home than she heard the news of the accident.
6. It is said that these programs can be very informative.
7. How about going to HR and asking about the new incentive policy?
8. Students are not allowed to do these kinds of experiments unless they are under the supervision of a teacher.
Step-by-step explanation: