问题
单项选择题
温度刺激出现疼痛,但刺激去除后疼痛即可消失,可能为()
A.牙髓正常
B.牙髓坏死
C.可复性牙髓炎
D.牙髓钙化
E.慢性牙髓炎
答案
参考答案:C
温度刺激出现疼痛,但刺激去除后疼痛即可消失,可能为()
A.牙髓正常
B.牙髓坏死
C.可复性牙髓炎
D.牙髓钙化
E.慢性牙髓炎
参考答案:C
According to the Chinese Association on Tobacco Control, about 350 million Chinese smoke. Among them, 50 million are teenagers. Sun Jiangping of Beijing University said, “ Teenagers can get cigarettes 3 , especially when their parents smoke or shops sell cigarettes to them. It’s very important for parents to help their children 4 smoking.” A 15-year-old boy 5 Li Kun from Beijing said his parents didn’t smoke. Because they 6 smoking could make people feel 7 ill, they only 8 him to play with friends without smoking. 9 in such a good family helped Li say no to cigarettes. Some of his smoking classmates once told Li that smoking made boys look cool, but Li disagreed. He said, “Smoking is 10 and it’s not cool at all. Please stop smoking now!” |