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【判断题】
汽车的驱动形式通常用汽车的全部车轮数乘以驱动轮数表示,还可以用全部车桥数乘以驱动桥数。( )
A.
正确
B.
错误
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【简答题】Passage Three:Questions 21 to 25 are based on the following passage. What might driving on an automated highway be like? The answer depends on what kind of sys tem is ultimately adopted. Two distinct ...
【判断题】蛋白质的等电点通常在碱性范围内。
A.
正确
B.
错误
【判断题】“哈尔滨”表音时不需要隔音符号
A.
正确
B.
错误
【单选题】蛋白质的等电点通常在()范围内。
A.
酸性
B.
碱性
C.
中性
D.
不确定
【判断题】爆炸品贮温不许超过30 °C
A.
正确
B.
错误
【单选题】(2017原创)—Have you been to the new Century Mart?—No. Although it______ for three days, I'm too busy to go there.
A.
has been on
B.
has been open
C.
has started
D.
has opened
【单选题】What are the two types of audience analysis discussed in your textbook?
A.
P ersonal and impersonal .
B.
D emographic and situational .
C.
O ccupational and educational .
D.
P sychological and sociological .
【单选题】(2020 原创 )You can’t travel to a foreign country unless you have a ________.
A.
message
B.
book
C.
passport
D.
watch
【简答题】Most people are aware of what the adoption process is because it has become rather common in our society. Adoption is where a child is legally placed with guardians (监护人) or parents (or perhaps a sing...
【单选题】关于褶皱要素描述,以下不正确的是()
A.
褶皱翼间角小于 180 度。
B.
枢纽是脊点或槽点的连线
C.
地质图中,轴迹与枢纽可以投影垂直
D.
轴面是一个由各层相邻枢纽组成的假想的面
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