Potential subjects should be informed of the research and __________an opport...

admin2020-12-24 13

问题 Potential subjects should be informed of the research and __________an opportunity to decide if they want to participate.

选项 A．gave
B．giving
C．give
D．be given

答案D

解析考查动词的语态。后半句的主语是代词they，谓语动词是9ive，根据句意应是“他们被提供机会决定是否要参与研究”。故用被动语态。

转载请注明原文地址:https://ti.zuoweng.com/ti/R0T8KKKQ

相关试题推荐

随机试题

Astudenthassomethinginhismindandheshouldignoretheirrelevantparts...