氩激光小梁成形术不适用于治疗（）。
A.原发性开角型青光眼
B.闭角型青光眼
C.晶状体囊膜剥脱性青光眼
D.色素性青光眼
E.继发性开角型青光眼
参考答案：B
解析：氩激光小梁成形术是治疗开角型青光眼的一种方法，其原理：激光治疗可使小梁网的内层纤维收缩，网眼开放，房水流出增多，同时刺激小梁网细胞的分裂和移行，促进房水排出。而闭角型青光眼是房角关闭所致，小梁成形术不能解决问题。
| 完形填空。 | ||||
| Once there was a father and a son. They were ill-tempered (坏脾气的) and never gave way to others. One day the father decided to 1 some friends to dinner in his house. He 2 his son to buy some meat in town. When the son got 3 his father wanted, he turned back and walked towards the town gate. Just then a man was coming from the outside. The gate wasn't 4 enough to let two men in and out at the same time. But 5 of them would give way to the other. They 6 straight face to face inside the gate hour after hour. But the father was worried." What shall I do? My son hasn't 7 yet. I can't wait any longer." He wanted to know what is the 8 with his son was. So he left his friends at home, and he himself went to the town to look for his son. "You may first take the 9 home for my friends. Let me stand here against him 10 ." He said to his son when he knew what had happened. | ||||
|