Our research has focused on a drug which is so______as to be able to change brai

游客2024-09-16  9

问题 Our research has focused on a drug which is so______as to be able to change brain chemistry.

选项 A、powerful
B、influential
C、vigorous
D、mortal

答案 A

解析 形容词词义辨析题。题意:“我们的研究重点是一种药品,它的药力很大,足以改变大脑的化学组成。”A powerful:强大的,有力的,符合题意。B influential:有影响力的,有权势的。C vigorous意为“积极的;精力充沛的”。D mortal:终有一死的;致命的。
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