单项选择题

A．To wear jackets to work.
B．Not to use air-conditioners.
C．To wear shirt sleeves.
D．To take all measures to conserve energy.
<上一题 目录 下一题>
热门 试题

单项选择题
A．Trying to telephone someone.B．Attending a concert.C．Waiting in line.D．Canceling reservations.
A．Trying to telephone someone.
B．Attending a concert.
C．Waiting in line.
D．Canceling reservations.
单项选择题
A．To transport water to higher place.B．To transport vegetables quickly.C．To bring nutrients to the soil.D．To adjust the soil temperature.
A．To transport water to higher place.
B．To transport vegetables quickly.
C．To bring nutrients to the soil.
D．To adjust the soil temperature.
相关试题