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【单选题】
下图为细胞DNA复制过程的模式图,据图分析,下列相关叙述错误的是 [     ]
A.
由图示得知,DNA分子复制的方式是半保留复制
B.
DNA酶能使DNA解开,且需要消耗ATP
C.
从图中可以看出合成两条子链的方向是相反的
D.
DNA在复制过程中先全部,后半保留复制
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参考答案:
举一反三
【单选题】如果需要打开一个已经存在的非空文件“FILE”并进行修改,正确的语句是( )。
A.
fp=fopen('FILE','r');
B.
fp=fopen('FILE','a+');
C.
fp=fopen('FILE','w+');
D.
fp=fopen('FILE','r+');
【单选题】如果需要打开一个已经存在的非空文件“Demo'进行修改下面正确的选项是
A.
fp=fopen('Demo','r');
B.
fp=fopen('Demo','ab+');
C.
fp=fopen('Demo','w+');
D.
fp=fopen('Demo','r+');
【判断题】设计轴承的润滑方式时,主要取决润滑剂的供给方式。
A.
正确
B.
错误
【单选题】Double11 shopping _______ held on November 11 of every year is an important day for Chinese consumers.
A.
market
B.
center
C.
carnival
D.
mall
【单选题】To create goodwill and trust with its valued Chinese consumers, Nestle should work hard to re-establish its _____________ through offering quality products.
A.
brand awareness
B.
brand image
C.
brand loyalty
D.
brand leader
【单选题】如果需要打开一个已经存在的非空文件'Demo'进行修改,下面选项中正确的是
A.
fp=fopen('Demo','r')
B.
fp=fopen('Demo','ab+')
C.
fp=fopen('Demo','w+')
D.
fp=fopen('Demo','r+')
【单选题】如果需要打开一个已经存在的非空文件“f”进行修改,正确的打开语句是( )。
A.
fp=fopen("f","r");
B.
fp=fopen("f","ab+");
C.
fp=fopen("f","w+");
D.
fp=fopen("f","r+");
【单选题】How is conspicuous consumption related to Chinese consumers, according to the passage?
A.
They tend to look down on the poor.
B.
They view financial freedom as success.
C.
They’ve become greedier with more needs.
D.
They enjoy life by keeping up with others.
【单选题】Many younger Chinese consumers favor Western brands because they believe that Western products _________ their social status.
A.
radiate
B.
distress
C.
elevate
D.
reduce
【简答题】如果需要打开一个已经存在的非空文件”Demo”进行修改,下面正确的选项是( )
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