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【单选题】
下面关于植物细胞工程的叙述,正确的是()
A.
叶肉细胞脱分化后可形成无定形状态的薄壁细胞
B.
叶肉细胞经再分化过程可形成愈伤组织
C.
融合植物叶肉细胞时,去掉细胞膜
D.
叶肉细胞只要离体就可以表现出全能性
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参考答案:
举一反三
【单选题】Section A Directions: This section is to test your ability to give proper answers to questions. There are 5 recorded questions in it. After each question, there is a pause. The questions will be spoke...
A.
Yes, we'll meet.
B.
Of course, we will.
C.
How about tomorrow?
D.
At the school gate.
【单选题】“江山易改,禀性难移”说的是
A.
性格
B.
能力
C.
气质
D.
情感
【单选题】“江山易改、禀性难移”说明了人格的_____特性。
A.
社会性
B.
独特性
C.
稳定性
D.
完整性
【简答题】'Meeting People' Now listen to a short conversation between a student and his friend. Question Describe the man's problem, and the two suggestions that his friend makes about how to handle it. What do...
【单选题】江山易改、禀性难移说的是
A.
一个人的性格特点是难以改变的
B.
一个人的气质在一生中是比较稳定的
C.
环境改变了,人的气质也不会发生变化
D.
环境决定人的气质,也决定着一个人成就的高低
【简答题】“江山易改,禀性难移”这句话说明了A. 人格的稳定性 B. 性格的社会性 C. 能力的先天性 D. 意志的薄弱性 E. 人格的独特性
【单选题】俗话说:'江山易改,禀性难移。”表明人的某种人格特点一旦形成,要想改变它是比较困难的事情,这指的人格特性是()
A.
独特性
B.
稳定性
C.
统合性
D.
复杂性
【单选题】?Read the following extract from an article about monopolistic competition, and the questions followed. ?For each question 15—20, mark one letter (A, B, C, or D) on your Answer Sheet for the answer yo...
A.
Some consumers who also estimate the value of the good at more than the marginal cost of production.
B.
Some consumers who estimate the price of the good at more than the marginal cost of the production.
C.
Some consumers who have a high opinion of the good at more than the marginal cost of the production.
D.
Some consumers who estimate the worth of the good at more than the marginal cost of the production.
【单选题】“江山易改,禀性难移”说明( )是非常稳定的
A.
个性
B.
性格
C.
气质
D.
态度
【单选题】因旅行社原因不能成行造成违约旅行社在7天内通知的,旅游者可获得旅游合同总价( )违约金。
A.
5%
B.
10%
C.
15%
D.
20%
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