问题补充:
A brilliant idea occurred to him, to his research in the lab.
A. while devoting
B. while devoting himself
C. while he was devoted
D. while devoted
答案:
A. while devoting
B. while devoting himself
(答案→)C. while he was devoted
D. while devoted
解析:可联系答.案.网客服索取。
如果觉得《A brilliant idea occurred to him to his research in the lab.A. while devotingB. while dev》对你有帮助,请点赞、收藏,并留下你的观点哦!