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【单选题】
Fibronectin is frequently absent in malignant fibroblast cells. One of the major functions of fibronectin is which one of the following?A.
To inhibit the action of MMPs
B.
To coordinate collagen deposition within the ECM
C.
To fix the position of cells within the ECM
D.
To regulate GAG production
E.
To extend GAG chains using nucleotide sugars
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【简答题】常见的多媒体输出设备有 、 等。
【单选题】Passage One Culture shock is the term given to the feelings of surprise, confusion, and disorientation that many foreigners feel when they live or study abroad. Scientists have noted that everyone exp...
A.
Their taste has changed when they are away.
B.
They have got used to the foreign culture.
C.
They have become more critical than before.
D.
New problems have developed in their country.
【单选题】设置是否及如何重复背景图像
A.
background-image
B.
background-position
C.
background-repeat
D.
background
【单选题】What__________ exciing piece of news it is!_______news will surprise everyone.
A.
a.The
B.
an,The
C.
the The
D.
the,A
【单选题】Everyone in our class is _________ to know he passed the exam. [ ]
A.
surprise
B.
surprised
C.
surprising
D.
surprises
【单选题】Passage One Culture shock is the term given to the feelings of surprise, confusion, and disorientation that many foreigners feel when they live or study abroad. Scientists have noted that everyone exp...
A.
They are pleased by all the new things.
B.
They are disappointed at what they see.
C.
They miss their family and friends at home.
D.
They cannot help feeling irritated or frustrated.
【单选题】We'll go fishing if it raining tomorrow. [ ]
A.
stop
B.
st ops
C.
will stop
D.
stopped
【单选题】下列属性是用来设置背景图像是否及如何重复的是( )
A.
background-attachment
B.
background-color
C.
background-position
D.
background-repeat
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