【thereis_______thatcloningis____insomefieldsA.nodoubthelpfulB.notdoubtuselessC.somedoubtuseD.anydoubt】
<p>问题：【thereis_______thatcloningis____insomefieldsA.nodoubthelpfulB.notdoubtuselessC.somedoubtuseD.anydoubt】<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">崔立民的回答：<div class="content-b">网友采纳 A此句子意思为：毫无疑问,克隆对一些领域是有帮助的.
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