单项选择题

What is the main theme of the following passage

A．The increasing impact of global warming on US crops.
B．The positive impact of global warming on US crops.
C．The negative impact of global warming on US crops.
D．The dual impact of global warming on US crops.

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单项选择题

What can we infer from the last two paragraphs

A．There are some women who prefer casual clothes to formal ones on business occasions.
B．There are some women who refuse to wear formal clothes.
C．There are some women who are reluctant to wear formal clothes on business occasions.
D．There are some women who tend to adjust their dress in accordance with the working situation.

单项选择题

What is implied when Cynthia Strickland said If you dress a certain way, you behave a certain way

A．One's performance is judged by one's dress.
B．One who dresses well performs well.
C．One's dress may influence one's behaviour.
D．One should dress in an appropriate way.