1. Many new ________ (发现) were made with the help of compass.
2. "Every dog has its day" ________ (意思是) each person has good luck sometimes.
3. Read the ________ (下面的) ways and see if they can be used widely.
4. _______ (相信) in yourself is the first step on the road to success.
5. We should make great contributions to ________ (建设) a harmonious society.
6. Kangkang _______ (宁愿) to wait for another hour rather than wake up other students.