单选题
Why must nurses work in shifts?
A、
They are careless.
B、
Nursing services must be provide continuously.
C、
They work at night from time to time.
D、
A shift is usually eight hours long.
【正确答案】
B
【答案解析】
[解析] 第三段中第二句“This responsibility continues around the clock．．．”可知护士工作的连续性，A项不合题意，C、D两项文中均未涉及。故本题答案为B。
提交答案
关闭