检查失语时病人必须是：（）

[单选题]修改《中华人民共和国宪法》有关教育条款的权限属于（）

[问答题]Americans are geographically mobile, and many learn to developfriendships easily and quickly. Approximately one of every five　　　　　　　   1．______Americans families moves every year. People relocated because theychange jobs, to attend distant colleges, get married, have children,　　　　　　2．______and simply want a change in their lives. Perhaps　　　　　　　　　　　　　      3．______as consequence, people sometimes form and end friendships quickly.　　　　　    4．______Students who attend two or three universities for their undergraduate and　　　 5．______graduate years may change their “circle of friends” several times. Likewise,　6．______people who change their jobs, while keep one or two friends from　　　　　　    7．______the original place of employment, may also change their circle of friends.Relationships based on a common activity may fade or endwhen the activity end. Mothers may meet while dropping their children　　　　   8．______off at nursery school and remain friends as their kids go to different　　　　  9．______schools. The same hold true for neighbors who are closest of　　　　　　　　　 10．______friends until one moves away.

[单选题]正常人无效造血占总造血的（　　）。

[单选题]以保险合同的保障性质为标准，可以将保险合同分为（）。

[单选题]新生儿易患革兰阴性杆菌感染是缺乏哪种抗体（）

[单选题]（）的开放要求用户可以及时地更换产品供应商，从而避免日后的锁定，尽管这样做在短期内很昂贵，但是长期来看是值得的。

[单选题]某研究者，为了验证氯霉素对伤寒的疗效，在408例伤寒病人中进行对照试验，其中251例用氯霉素治疗，其余157例不用。结果使用组251人中死亡20人，死亡率7．07％，未用组157人中死亡36人，病死率22．8％，已有结论被亲自证实。在本案例中，下面说法除外哪一点都是对的（）

[单选题]喉癌最好发的部位（）。

[单选题]过敏性炎中，具有特征性的炎细胞是（　　）。

[判断题]头部大出血可以压迫颈总动脉两侧。