If you want the position here, you______ wear short hair besides others.
20. "What can I do for you?" or "May I help you?" is a pet phrase used by _____ .
21. Move a few steps, and the oil-paintings look better ______.
22. In fact, the untruthful words made ____ on me. You must answer for that.
23. Every Monday morning, all the teachers and students in our school stand at ____ as our national flag is raised.
24. --- What are the greatest ____ ? --- A giant panda. attraction B. attractions C. attractive D. Attract