Peopleworking10or11hoursadayaremorelikelytosufferfromh...

问题详情：

 People working 10 or 11 hours a day are more likely to suffer from heart problems than_____ who go off duty after seven hours．

A．those    B．that     C．these   D．them

【回答】

A

知识点：代词

题型：选择题