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【单选题】
提高最大牵引力(单一变量)的有效措施为
A.
降低轮载
B.
提高黏着系数
C.
降低黏着系数
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参考答案:
举一反三
【判断题】政策评估就是依据一定的价值标准和实施标准,通过一定的程序和步骤,对政策实施中的价值因素和实施因素进行分析,目的在于利用这些政策相关信息,对政策结果和政策未来走向作出判断
A.
正确
B.
错误
【单选题】How long does the decoration on the trains last?
A.
For a month.
B.
For about 5 weeks.
C.
For less than a month,
D.
For 6 weeks.
【简答题】Mrs. Scott and her husband are both 1 . They teach in the same school. They go to school 2 . They leave home at eight o’clock in the morning. And they 3 home at four o’clock in the afternoon. Sam Scot...
【简答题】明确提出“士人画”概念的是北宋的 。
【单选题】在减数第一次分裂的过程中,染色体发生的变化是()(1)染色体的复制(2)同源染色体的分离(3)着丝点分裂(4)同源染色体交叉互换(5)形成四分体(6)同源染色体联会(7)姐妹染色单体变成姐妹染色体
A.
(1)(6)(5)(4)(2)
B.
(1)(2)(4)(5)(7)
C.
(1)(6)(5)(4)(2)(3)(7)
D.
(2)(3)(4)(5)
【简答题】根据所给汉语完成下列句子。 1. You'd better put on the sunglasses to ___________ (遮挡阳光). 2. Some leaves ___________ (落到水里) and remained there for some time. 3. Could you please tell me ___________ (这本书我可以借多长时间)? 4....
【判断题】在英国,“清教徒”是指信奉加尔文教的人。()
A.
正确
B.
错误
【简答题】Give words or phrases from the two readings that are close in meaning to the underlined parts of the following sentences. 1. There is growing evidence that some genes could make certain people subjec...
【单选题】下图一表示某动物精原细胞中的一对同源染色体。在减数分裂过程中,该对同源染色体发生了交叉互换,结果形成了①~④所示的四个精细胞。这四个精细胞中,来自同一个次级精母细胞的是 [     ]
A.
①与②
B.
①与③
C.
②与③
D.
②与④
【简答题】e dible assume ashamed tremb le expression reluctant sustain precious precise 1. He feels of having asked such a silly question. 2. The bread we bought last week is no longer . 3. The old couple were ...
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