问题
选择题
People working 10 or 11 hours a day are more likely to suffer from health problems than _____who go off duty after eight hours.
A．those
B．that
C．these
D．them
答案
答案：A
those相当于the ones，一天工作10到11小时的人比那些八小时后不工作的人患上健康疾病的可能性大。