单项选择题

A．It hurts our eyes.
B．It hurts our skin.
C．It is harmful to our respiratory system.
D．It can cause cancers.
<上一题 目录 下一题>
热门 试题

单项选择题
A．It is a new design to keep people warm in winter.B．It is closely sea!0d so that cool air cannot go through.C．It is a new design without exhausting or harming natural resources.D．It is created for gardening or fanning.
A．It is a new design to keep people warm in winter.
B．It is closely sea!0d so that cool air cannot go through.
C．It is a new design without exhausting or harming natural resources.
D．It is created for gardening or fanning.
单项选择题
A．Working too long will hurt one’s health and influence one’s family.B．Workers who do overtime will be more likely to get hurt.C．The employers will severely be penalized for illegal labor-policy.D．The lifespan will be shortened generally.
A．Working too long will hurt one’s health and influence one’s family.
B．Workers who do overtime will be more likely to get hurt.
C．The employers will severely be penalized for illegal labor-policy.
D．The lifespan will be shortened generally.
相关试题