首页
外语
计算机
考研
公务员
职业资格
财经
工程
司法
医学
专升本
自考
实用职业技能
登录
外语
Once they decided to have children, MiShel and Carl Meissner tackled the next big issue: Should they try to have a girl? It was
Once they decided to have children, MiShel and Carl Meissner tackled the next big issue: Should they try to have a girl? It was
admin
2019-06-23
54
问题
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【C1】______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【C2】______
The British couple’s【C3】______about gender selection led them to Virginia, US where a new sperm(精子)-separation technique, called MicroSort, was under【C4】______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【C5】______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 use the technique for【C6】______reasons.
The clinic offers sex selection for two purposes: to help couples【C7】______passing on a gender-linked【C8】______disease and to allow those who already have a child to "balance" their family by having a baby of the opposite sex.
The technology is still【C9】______However, Blauer says the company has an【C10】______success rate: 91 per cent of the women who become pregnant after sorting for a girl are successful, while 76 per cent who sort for a boy and get pregnant are successful.
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 O)avoid
【C7】
选项
答案
O
解析
此处应填入动词原形,构成短语help sb.do sth.。空格后的passing on a…disease(把……疾病往下传)表明这种情况是要“避免”或“杜绝”的,故avoid符合语义要求。
转载请注明原文地址:https://kaotiyun.com/show/9jX7777K
0
大学英语六级
相关试题推荐
A、Theyclusteredincaves.B、Theytraveledingroups.C、Theyhadarefinedlanguage.D、Theyfedmostlyonfruit.A①所有选项都围绕“他们”,注
A、Heshouldstartwithalightworkout.B、Heshouldgotohaveacheck-up.C、Heshouldeatlessfattyfoods.D、Heshouldvisita
Childrenwholivenearamainroadareingreaterdangerofcatchingpneumonia(肺炎)becausepollutionfrompassingtrafficdamag
A、Itisbasedontheinterviewswithpopularsingers.B、Itistointroducesomefamoussongwriters.C、Ithelpstounderstandthe
A、Hethinksit’smainlyforchildren.B、Hefeelsitwouldbeworthwhile.C、Hebelievesitistoocomplicated.D、Hethinksitmay
Afterdecadesofdecline,theshareofmotherswhostayhomewiththeirchildrenhas【C1】______risenoverthelastseveralyears
Afterdecadesofdecline,theshareofmotherswhostayhomewiththeirchildrenhas【C1】______risenoverthelastseveralyears
Afterdecadesofdecline,theshareofmotherswhostayhomewiththeirchildrenhas【C1】______risenoverthelastseveralyears
A、ThedifferencebetweenwrittenEnglishandspokenEnglish.B、Theimportanceoflanguageininterpersonalcommunication.C、The
随机试题
《春风沉醉的晚上》是我国现代作家________的散文名作。
H+—K+—ATP酶泵抑制剂是()
无二尖瓣狭窄时PAWP不能反映的是
患者,女,18岁,经期持续10天,量较多,诊断为功能失调性子宫出血,给予口服大剂量己烯雌酚治疗。患者询问用药的目的,正确的解释是
患者,男,42岁。既往有精神分裂症病史,现处于恢复期。各项检查无异常。拟行视网膜玻璃体切割术,最佳麻醉方法为
国务院建设行政主管部门负责()。
保险合同是()约定保险权利义务关系的协议。
商业银行派生存款的能力()。
【程序说明】程序功能是若输入的N值为5,则输出结果如下:1111211331146
有一种与设备无关的图像格式,在所有Windows环境下运行的所有图像处理软件都支持的图像文件格式是【 】。
最新回复
(
0
)