【单选题】
4. When she entered the dark room, she ____ felt in danger.
【单选题】
7. With careful examination, they were convinced that the picture was______.
【单选题】
6. They criticized people who had ______to the enemy.
【单选题】
21. Study hard, _____ you will pass the exam.
【单选题】
24.There is no doubt ___the company has made the right decision on the sales project.
【单选题】
5.He has a nice collection of _______ stamps.
【单选题】
9. The goal is to keep this land alive, to ______ animal population and keep it growing.
【单选题】
15. Let’s go to the movies, _____?
【单选题】
12.To make him stay, the manager _______him a pay rise.
【单选题】
20. Sometimes we might see a person’s _____world from his behavior.