单项选择题
It can be learned from the fifth paragraph that employers ________.
A．must ensure that employees don’t fall ill because of their job
B．should organise their work carefully
C．can help employees by reorganising their work
D． mustn’t think that every employee can put up with stress
A．must ensure that employees don’t fall ill because of ……
It can be learned from the fifth paragraph that employers ________.
A．must ensure that employees don’t fall ill because of their job
B．should organise their work carefully
C．can help employees by reorganising their work
D． mustn’t think that every employee can put up with stress
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