【单选题】Read the following sentences in each group, and decide which sentence is th best topic sentence.
A.
A lunar eclispse is an omen of a coming disaster.
B.
Supersticions have been around forever.
C.
People hold many superticious bliefs about the moon.
D.
Is made of green cheese.
【单选题】企业财务管理体制主要明确的制度是( )。
【单选题】Warmer air is able to hold more water ___________ than cold air and so has a higher humidity.
【单选题】管理者和员工共同讨论明确员工的主要工作任务和职责、评价工作绩效的标准、工作的时间期限以及员工拥有的工作权限等,是( )阶段的主要任务。
【单选题】在国际上,施工企业项目经理是企业任命的一个项目的项目管理班子的负责人,其主要任务是( )。
C.
代表企业法定代表人在项目上行使法律上赋予的权限
【单选题】Why is it warmer on the side of a hill than on the valley floor?
A.
Because warmer air lifts up and off the valley floor, especially on clear nights.
B.
Because there is difference between the temperature.
C.
Because cold wind blows down to the valley.
D.
No information is mentioned in the passage.
【单选题】Read the following sentences in each group, and decide which sentence is th best topic sentence.
A.
The history of astronomy is interesting.
B.
Ice age people recorded the appearance of moons by making scratches in animal bones.
C.
For example, Stonehenge in Britain, built 3500 years ago to track the movement of the sun.
D.
Ancient people observed and recorded lunar and solar events in different ways.
【简答题】Warmer air is able to hold more water ( ) than cold air and so has a higher humidity.
【单选题】Warmer air is able to hold more water ( ) than cold air and so has a higher humidity.