问题

to his scientific research, the professor cared little about his family.

A:Devoting
B:Devoted
C:Having devoted
D:To devote

正确答案是：

同类题型

What is Mum cooking in the kitchen — Fish, I guess. How nice it _________!

Oh, I failed in the exam.—_______.You still have chance.

下列词语中，没有错别字的一组是（）

______ your aunt— She is a doctor.

__________and the problem could be settled