Doctors and nurses work ________to save lives.[ ]A. hand in hand B. face to face C. step by step D.

题目简介

Doctors and nurses work ________to save lives.[ ]A. hand in hand B. face to face C. step by step D.

题目详情

Doctors and nurses work ________to save lives.    
[     ]
A. hand in hand                  
B. face to face    
C. step by step                  
D. all the above
题型:单选题难度:中档来源:同步题

答案

A

更多内容推荐