综合填空：根据短文内容选择方框内的单词的正确形式填空。

cry,  should,  suggestion,  dentist,  surprise

Mr. Green is a dentist who cares about young men’s teeth. He has some student patients and here he gives an example to tell us that we   小题1: pay attention to（注意）the students’ health.
Jim is a 15-year-old boy. His parents are so busy that they can’t look after him well. Last week they saw Jim   小题2:  in the bedroom and found that he had a toothache. Then they took him to the   小题3:. Mr. Green looked him over carefully and was   小题4: to see that he had 16 cavities（蛀牙）. When he heard that Jim ate too much candy, he suggested that he must not eat it often, to protect（保护）his weak teeth. He also gave another common（普通的）小题5:  that Jim should brush his teeth every day.
At last, the dentist asked Jim’s parents to take him to see a dentist every 3 mouths.