【单选题】
Clone, to a certain degree, is {{U}} (69) {{/U}} to mankinD、Such disease as Parkinsons will {{U}} (70) {{/U}} be cured in the future in the hope of further {{U}} (71) {{/U}} of clone. However, the {{U}} (72) {{/U}} of this technology will bring human being unthinkable destruction.
{{U}} (73) {{/U}} the declaration of the death ofDolly, we are more {{U}} (74) {{/U}} of the inefficient procedure of clone.According to "Dolly’s false legacy", the incidence of death among offspring {{U}} (75) {{/U}} by cloning is much higher than it is {{U}} (76) {{/U}} natural reproduction--roughly 10 times as high as {{U}} (77) {{/U}} before birth and 3 times as high after birth.And {{U}} (78) {{/U}} you may argue that this technology will be perfected in the future, I don’t see there is any point in {{U}} (79) {{/U}}--being cloning.
Many people {{U}} (80) {{/U}} this technology a promising one as to bring all human being to a new era in which all human {{U}} (81) {{/U}} will be accomplished by cloning. {{U}} (82) {{/U}} scientists in some countries have already started their great plan to clone human.But let’s think, what is the practical value in doing so You may tell me that it can bring hope for those couples {{U}} (83) {{/U}} to have children because they might choose to have a copy of one of them rather than {{U}} (84) {{/U}} the gene intrusion from a {{U}} (85) {{/U}}But imagine, if you have a child owning the same appearance as yours or your husband’s, will you accept it without any {{U}} (86) {{/U}}.
B．whether
C．when
D．where
网考网参考答案：B
网考网解析：
[精解] 情态动词辨义题。克隆技术应该不应该被应用在人类上还没有确定，所以应该选whether，表示“是否”。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>
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