Once they decided to have children, MiShel and Carl Meissner tackled the next big issue: Should they try to have a girl It was no small matter. MiShel’s brother had become blind from a hereditary (遗传的) condition in his early 20s, and the Meissners had learned that the condition is a (1) passed from mothers to sons. If they had a boy, he would have a 50 per cent chance of having the condition. A girl would be (2) .
The British couple’s (3) about gender selection led them to Virginia, US where a new sperm (精子)-separation technique, called MicroSort, was under (4) . When MiShel became pregnant, she gave birth to a daughter. They will try to have a second daughter using the technique later this year.
This is not only a (5) effective way to select a child’s gender. It also brings a host of ethical (伦理的) and practical considerations—especially for the majority of families who
A. genetic
B. overlapped
C. impressive
D. unaffected
E. perpetually
F. investigation
G. inquiries
H. feats
I. disorder
J. gropes
K. experimental
L. seemingly
M. elicit
N. nonmedical
The way people hold to the belief that
a fun-filled, painfree life equals happiness actually reduces their chances of
ever attaining real happiness. If fun and pleasure are equal to happiness, then
pain must be equal to unhappiness. But in fact, the opposite is true: more often
than not things that lead to happiness involve some pain. As a result, many people avoid the very attempts that are the source of true happiness. They fear the pain inevitably brought by such things as marriage, raising children, professional achievement, religious commitment (承担的义务), self-improvement. Ask a bachelor (单身汉) why he resists marriage even though he finds dating to be less and less satisfying. If he is honest he will tell you that he is afraid of making a commitment. For commitment is in fact quite painful. The single life is filled with fun, adventure, excitement. A. hatred B. misunderstanding C. prejudice D. ignorance [单选题]全口义齿初戴时,常常需要选磨,以下哪个原因不正确
A.牙合架不可能完全模拟人的下颌关节的各种运动 B.垂直距离一般过高 C.义齿制作过程中的每一步均可能有误差 D.人工牙面形态不一定符合要求 E.初戴义齿可能下沉不均匀 [单选题]机车在曲线上运行时,外轮沿外轨与内轮沿内轨走行的距离比较( )。
A.外小于内 B.外等于内 C.外大于内 D.外小于内或外等于内 [单项选择]确诊一氧化碳中毒的主要实验室检查是()
A. 碳氧血红蛋白测定阳性 B. 血中氧分压降低 C. 血中还原血红蛋白量大于5% D. 血液胆碱酯酶活性为正常的50% E. 血中二氧化碳分压增大 [判断题]机上发生强占座位、行李架行为时,应掌握当事人信息,控制过激行为,平息事态。
A.正确 B.错误 [多选题]冲突是指()互不相容的目标、认识或感情,并引起对立或不一致的相互作用的任何状态。
A.个人或群体内部 B.个人与个人之间 C.个人与群体之间 D.群体与群体之间 [单选题]飞行机组的 RNPAR 运行报告包括哪些:a)每次 RNPAR 运行都要求飞行机组进行报告;b)飞行总队随飞行任务书一起,将空白的“RNPAR 运行风险评估检查单”(附件 2)发放给实施 RNPAR运行航班的飞行机组;c)完成飞行后,飞行机组应完成“RNPAR 运行风险评估检查单”,并在返回基地后交回飞行总队,在 RNPAR 运行不正常时,飞行机组应参照不安全事件的报告流程尽快报告;d)飞行总队对收到的“RNPAR 运行风险评估检查单”收集后交运行标准部;e)运行标准部定期填写附件 1“RNPAR 运行监控报告表”报局方。
A.abcd B.abce C.bcde D.abcde [单项选择]会议特服号IP会场呼叫会议特服号加入会议时,()将会议特服号转换为会议接入号?
A. GK B. GKM C. 多点资源管理中心 D. 终端 [简答题]列举古希腊著名的英雄传说?
[单选题]停电更换熔断器后,恢复操作时,应()。
A.戴手套 B.戴护目眼镜 C.戴手套和护目眼镜 D.穿防电弧服 [填空题]导体在磁场中作()运动而产生感应电动势的现象称为电磁感应。
[多选题]车辆严禁在( )停靠。
A.松软或者路基薄弱的地带 B.高压线下 C.主干道 D.危险建(构)筑物旁 [判断题]项目负责人接到事故报告后,直接上报中国中铁,同时启动应急救援预案,组织开展救援。
A.正确 B.错误 [单项选择]英国的甲商贸公司通过其在中国的办事处与中国的乙服装厂订立一份买卖合同,购买乙服装厂生产的幸福牌衬衫1500件,合同约定由乙服装厂在英国的办事处将货物送至甲商贸公司。后甲公司称乙服装厂所交货物与样品质量不符,遂通过其在中国的办事处向中国法院提起诉讼。双方对本合同适用的法律争执不下。按照我国法律,法院应当决定适用下列哪国的法律( )。
A. 中国法律 B. 英国法律 C. 第三国法律 D. 中国法律或英国法律都可以,法院可以选择适用 [单项选择]关于伤寒,下列哪项是错误的()
A. 体温呈阶梯状上升 B. 常无明显畏寒寒战 C. 成人患者大多数出现腹泻 D. 相对缓脉 E. 神经精神症状 [单选题]车辆出车前,应()后视镜,后视镜应安装牢靠,镜面清晰,无破损。
A.检定 B.检测 C.检视 D.检阅 [单选题]
1945年,昆明学生发动了以“反对内战,争取自由”为主要口号的( )。 A.五·二〇运动 B.一二·三〇运动 C.一二·一运动 D.一二·九运动 [单项选择]下列关于哮喘的临床表现错误的是()
A. 为呼气性呼吸困难 B. 呈发作性 C. 用支气管舒张药或自行缓解 D. 在夜间及凌晨发作或加重 E. 发作时均伴有哮鸣音 [判断题]( )在装配尺寸链中,预先确定修配调整的环。它可以是增环,也可以是减环或封闭环。
A.正确 B.错误 [判断题]根据灾害事故类型,科学、合理设置警戒区域,采取禁火、停电等安全措施,无关人员可进入警戒区域。( )
A.正确 B.错误 [判断题]由于高温电弧使周围金属熔化、蒸发并飞溅渗透到皮肤表面的伤害称为电弧灼伤。
[简答题]耐火可塑料有什么用途?
[单项选择]伤后1~2周内()
A. 以患肢肌肉收缩活动为主 B. 除患肢外的各关节活动 C. 以重点关节为主的全面功能锻炼 D. 做好被动关节活动 E. 以骨折远、近侧关节活动为主 [单项选择]叉车与卡车相比,一般叉车的()。
A. 轮距较小,转弯半径大 B. 轮距较大,转弯半径大 C. 轮距较小,转弯半径小 D. 轮距较大,转弯半径小 [多选题]地震灾害具有()的特点。
A.引发多种次生灾害 B.余震频发 C.人员伤亡惨重 D.突发性弱 我来回答: 提交
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