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【单选题】
与动脉相比,静脉不具有的特点是
A.
平滑肌较少
B.
三层分界明显
C.
管壁较薄,结缔组织成分较多
D.
部分静脉有静脉瓣结构
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【单选题】?Read the following article about a British businessman and the questions. ?For each question (15-20), mark one letter (A, B, C o r D) on your Answer Sheet. George Kamp is the kind of tough English no...
A.
He has problems with management.
B.
Another company wants to gain control of it.
C.
He is looking for new advisers to help run it.
D.
There have been complaints about his management style.
【单选题】炭疽杆菌之所以能引起美国人的恐慌,主要原因之一是能产生两种成分的蛋白质内毒素。有的科学家将该菌的大型DNA分子破坏,该菌仍然能产生内毒素。请分析推断,应该再破坏该菌的什么结构,才能使它从根本上不再产生内毒素( )
A.
核糖体
B.
细胞核
C.
质粒
D.
内质网
【简答题】Malcolm X's considerable frustration at his inability to read and write ______ a quest to overcome his deficiencies. (Para. 4)
【单选题】女性患儿, 2 岁,因呼吸困难给予氧疗,合适的给氧方法是
A.
鼻导管法
B.
鼻塞法
C.
面罩法
D.
氧气枕法
E.
头罩法
【简答题】Malcolm X's considerable frustration at his inability to read and write launched him on a quest to overcome his deficiencies.
【单选题】Some students lose marks in reading comprehension (阅读理解) _____ because they don't read the question carefully. [     ]
A.
nearly
B.
simply
C.
hardly
D.
almost
【单选题】从数据库中移去表的命令?
A.
ADD TABLE
B.
REMOVE TABLE
C.
DELETE TABLE
D.
INTO TABLE
【单选题】低钾血症的表现是
A.
惊厥
B.
腱反射亢进
C.
手足抽搐
D.
震颤
E.
肌肉的收缩性降低
【单选题】女性患儿.2岁。呼吸困难,给予氧疗合适的方法是
A.
鼻导管法
B.
鼻塞法
C.
面罩法
D.
氧气枕法
E.
头罩法
【单选题】•Read the following passage below about a Chairman's Statement. •For each question (23-28), choose the correct answer. •Mark one letter (A, B or C) on your Answer sheet. CHAIRMAN'S STATEMENT Despite t...
A.
It laced increased competition.
B.
It wanted to enter new markets.
C.
It initiated a policy of expansion.
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