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【单选题】
下列关于碳水化合物的描述，错误的是A.
是提供人体热能的主要物质
B.
存在种植物性食物中
C.
可与蛋白质和脂肪结合
D.
可全部被机体消化吸收
E.
由碳、氢、氧三种元素组成
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【单选题】Walt Disney could have built his biggest theme park anywhere. He chose Florida. The weather is balmy, and when it gets too hot there are lots of pools to cool off in, says. Meg Crofton, Walt Disney Wo...
A.
most of the staff are full-time.
B.
most of the staff are part-time.
C.
workers are reluctant to be employed in a company for long.
D.
most companies run smoothly less than nine years.
【单选题】Pride and Prejudice has two themes, t he first theme is pride and prejudice, the other theme is ________.
A.
love and marriage
B.
education
C.
sense and sensibility
D.
social equality
【单选题】" Our work ", he continued, warming to his theme, " will be a milestone in scientific
A.
story. ”What is the meaning of ‘milestone’?
B.
far away
C.
stone post at side of a road to show distances
D.
a significant event in your life
E.
short distance
【单选题】Because he could not find the fight theme ______ , his explanation was vague.
A.
to center his thoughts about
B.
in which to center his thoughts
C.
around which his thoughts to center
D.
on which to center his thoughts
【单选题】—Hello! Can I speak to Mr.White? —Sorry, he isn't here right now. He _____ to the theme park. [ ]
A.
will go
B.
was going
C.
has gone
D.
has been
【单选题】Hill slopes are cleared of forests to make way for crops, but this only ______the crisis.
A.
precedes
B.
prevails
C.
ascends
D.
accelerates
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