1.What's worse, once he is fired, he can do nothing but leave(不加s) the company.
2. As long as you do not lose your faith, you will realize your dream
3. Keep away from the house with a broken roof, because it is being repaired.
4. When he was asked about his success, he owed it to his family and friends.
5.Parents are the first teachers of a child and their behaviors influence the child's growth a lot.