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【单选题】
下列有关HIV基因的结论,哪项不正确
A.
gp120 和gp41由env基因编码
B.
p24由gag基因编码
C.
rev能上调gag与env的表达
D.
nef能抑制HIV的增殖
E.
U蛋白由HIV－2所含基因编码
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参考答案：
举一反三
【单选题】According to the passage, the holiday-makers on the beach were______.
A.
confined within a roped-off area
B.
confined to the upper part of the wreck
C.
kept well away from the orange markers
D.
discouraged form. entering the roped-off area
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【简答题】Write a composition on the title To Stop the Golden-week Holiday? based on the following outline. Your composition should be in no less than 150 English words. 1．假日黄金周带来许多好处。 2．假日黄金周也引起若干烦恼。 3．我(不)赞成叫...
查看完整题目与答案
【单选题】商务人员在商务交往中的交往艺术是( )。
A.
社交礼仪
B.
商务礼仪
C.
国际礼仪
D.
职业礼仪
E.
政务礼仪
查看完整题目与答案
【单选题】I'm going on holiday on the 12th. I have to be back at work on the 26th. So I’ve two  ______ holiday. [     ]
A.
weeks
B.
week’s
C.
weeks’
D.
week
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【简答题】Listen and complete. 1. We on the holiday. 2. I have a . 3. My sister is much than my brother. 4. I played chess with my father . 5.  I like and playing s.
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【判断题】安史之乱平息之后没多久，唐朝就再次实现了统一。()
A.
正确
B.
错误
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【简答题】阅读理解。 April F'ool's Day is on the first day of April. The sport of the holiday is to play silly but harmless jokes on family members, co-workers, and  friends. A victim（受害者）of one of these pranks（恶作剧）...
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【单选题】礼仪作为一种( )的技巧,是 商务 人员在社会交往中必须遵循的礼节和仪式。
A.
形态与手势
B.
传播和沟通
C.
语言艺术
D.
体态与非自然语
查看完整题目与答案
【单选题】运材索道的形式有( )
A.
全悬、半悬增力式
B.
单索、单线双索循环式
C.
松紧式
D.
承载—牵引式
查看完整题目与答案
【简答题】8086 CPU中,若逻辑地址为4000H:0300H,则其对应的物理地址为 。
查看完整题目与答案
相关题目：
【单选题】According to the passage, the holiday-makers on the beach were______.
A.
confined within a roped-off area
B.
confined to the upper part of the wreck
C.
kept well away from the orange markers
D.
discouraged form. entering the roped-off area
查看完整题目与答案
【简答题】Write a composition on the title To Stop the Golden-week Holiday? based on the following outline. Your composition should be in no less than 150 English words. 1．假日黄金周带来许多好处。 2．假日黄金周也引起若干烦恼。 3．我(不)赞成叫...
查看完整题目与答案
【单选题】商务人员在商务交往中的交往艺术是( )。
A.
社交礼仪
B.
商务礼仪
C.
国际礼仪
D.
职业礼仪
E.
政务礼仪
查看完整题目与答案
【单选题】I'm going on holiday on the 12th. I have to be back at work on the 26th. So I’ve two  ______ holiday. [     ]
A.
weeks
B.
week’s
C.
weeks’
D.
week
查看完整题目与答案
【简答题】Listen and complete. 1. We on the holiday. 2. I have a . 3. My sister is much than my brother. 4. I played chess with my father . 5.  I like and playing s.
查看完整题目与答案
【判断题】安史之乱平息之后没多久，唐朝就再次实现了统一。()
A.
正确
B.
错误
查看完整题目与答案
【简答题】阅读理解。 April F'ool's Day is on the first day of April. The sport of the holiday is to play silly but harmless jokes on family members, co-workers, and  friends. A victim（受害者）of one of these pranks（恶作剧）...
查看完整题目与答案
【单选题】礼仪作为一种( )的技巧,是 商务 人员在社会交往中必须遵循的礼节和仪式。
A.
形态与手势
B.
传播和沟通
C.
语言艺术
D.
体态与非自然语
查看完整题目与答案
【单选题】运材索道的形式有( )
A.
全悬、半悬增力式
B.
单索、单线双索循环式
C.
松紧式
D.
承载—牵引式
查看完整题目与答案
【简答题】8086 CPU中,若逻辑地址为4000H:0300H,则其对应的物理地址为 。
查看完整题目与答案
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