A-A+
Professor David Morton of the department is in
问题详情
Professor David Morton of the department is involved ______animal research and is concerned ______reducing animal suffering as much as possible.
A. to…with
B. in…in
C. with…in
D. in…with
参考答案
正确答案：D
[解析] 系教授David Morton专攻动物研究，而且关心尽可能地减少动物痛苦。be involved in：参与；be concerned with：关心。
