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【单选题】
对某一可逆反应,正反应与逆反应平衡常数之间的关系是()。A.
平衡常数的积等于 1
B.
平衡常数的商等于 1
C.
平衡常数的和等于 1
D.
平衡常数的差等于 1
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【单选题】通过现实生活和艺术中的美来打动学生的感情，使他们在心灵深处受到感染或感化，而培养他们具有正确的审美观念和鉴赏美、创造美的能力的教育叫做（）
A.
德育
B.
智育
C.
体育
D.
美育
【单选题】设L = 5,u = 10,则执行 c = Int((u - L) * Rnd + L) + 1 后,c值的范围为( )。
A.
6～9
B.
5～10
C.
6～10
D.
5～9
【简答题】补全对话。根据下面对话的情景,在空白处填入适当的语句,使对话内容完整。 A:Hello,Lin Tao. B:Hello,everyone. You are all here. 1. A:We are planning for a good-bye party , for the 3-year middle school life will be over. B:That sounds good....
【简答题】Gestures are a ____1___of nonverbal communication in which ____2___ bodily actions are used to communicate important message. Gestures include movement of the hands, face, or other parts of the body. ...
【简答题】根据对话内容，选择方框中适当的句子，使对话完整、通顺。 Lin Tao：Hi, Sam! How are you today? Sam：小题1: What about you? Lin Tao：I’m OK. Are you free tomorrow? Sam：小题2: Lin Tao：We’re going to have a swim. Sam：小题3: Can I come? Sam：小题...
【判断题】Phonology is defined as the study of the phonic medium of language; it is concerned with all the sounds that occur in the world’s languages. Phonetics, on the other hand, aims to discover how speech s...
A.
正确
B.
错误
【判断题】Japanese hand gestures are never used in reference to a person who is absent at the time. ()
A.
正确
B.
错误
【判断题】Leg aids are used in conjunction with the riders seat and hand to communicate to the horse the direction, the type of gait and the level of activity that is required by the rider.
A.
正确
B.
错误
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