1. It's dangerous to drive too fast.
2. He is too weak to lift such a heavy box.
3. They are going to invite her for dinner tonight.
4. She can neither speak nor hear.
5. The children enjoyed swimming in the rain.
6. What a careful driver!
7. Why don't we cover electric sockets because the children try to put anything into them?
8. She does the housework herself.
9. Because he got up late, he missed the first bus.
10. He isn't hard-working enough to get good marks.
~Good luck~