问题
单项选择题
环甲膜穿刺术穿刺针保留时间一般不超过()
A．6小时
B．12小时
C．24小时
D．48小时
E．72小时
答案
参考答案：C
搜题请搜索小程序“爱下问搜题”
环甲膜穿刺术穿刺针保留时间一般不超过()
A．6小时
B．12小时
C．24小时
D．48小时
E．72小时
参考答案：C
| 完形填空。 | ||||
| Mike always loves ships. When he was 1 , he said, "I'm going to go into the army," but his eyes were not very 2 , and he did not get in. Then he said, "I'm going to buy a small 3 , and I'm going to go around the world," but boats 4 very expensive, and Mike did not have 5 money. But last summer Mike found a swimming club (俱乐部) near 6 house. The lessons did not cost very much, and Mike began going to the club at every end of the week and 7 . Now he is a good swimmer. Last week a little boy said to him, "You're a very good swimmer. How do you learn to swim 8 ?" "I'm not good 9 all," Mike said and he smiled. "I'm in the water, and I say to myself, 'There are dangerous fishes in this area (地区)!' Then I'm very 10 , and I swim very quickly." | ||||
|