There have been several leading _______ in genetic engineering to help cure terminal cases.

admin2011-01-11  77

问题 There have been several leading _______ in genetic engineering to help cure terminal cases.

选项 A、activeness
B、advances
C、currencies
D、resistances

答案B

解析 遗传工程学的进步,可以帮助治疗晚期疾病患者。advance(进步)作为动词可用于S+V形式,同时也是可数名词。考试中经常会出现考查advance后面加介词in的题目。
转载请注明原文地址:https://jikaoti.com/ti/vijsFFFM
0

最新回复(0)