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【判断题】
反应 2A(g)+ B(g) ←→ 2C(g),△H 2/([A] 2 [B]),随着反应的进行,而A和B的浓度减少,故平衡常数K增大。
A.
正确
B.
错误
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参考答案:
举一反三
【判断题】The poem entitled “The Road Not Taken” is about making choices.
A.
正确
B.
错误
【单选题】属于腹主动脉成对的脏支是()
A.
卵巢动脉
B.
子宫动脉
C.
肾上腺动脉
D.
膀胱上动脉
E.
以上都不是
【单选题】属于腹主动脉不成对脏支的是
A.
肾动脉
B.
腹腔干
C.
胆囊动脉
D.
肾上腺中动脉
E.
膈下动脉
【单选题】下列哪项不是腹主动脉成对的脏支( )
A.
肾动脉
B.
腰动脉
C.
睾丸动脉
D.
肾上腺中动脉
E.
卵巢动脉
【单选题】Which of the following is true about the Maritime Silk Road?
A.
It is the longest and most ancient road among all of the ocean routes.
B.
It is a good complement to the route on land and even replaces it later.
C.
It prospers in the Tang and Song Dynasties with the development of shipbuilding and navigation.
D.
All of the above.
【单选题】腹主动脉不成对的脏支是:
A.
肾动脉
B.
睾丸动脉
C.
肠系膜上动脉
D.
肾上腺中动脉
E.
以上都不是
【单选题】不属于腹主动脉不成对脏支的是
A.
腹腔干
B.
肠系膜上动脉
C.
肠系膜下动脉
D.
肾动脉
E.
以上都不是
【单选题】听力原文:(A) The bus has pulled off the road. (B) The bus is about to leave. (C) The road is crowded with many cars. (D) A pedestrian is crossing the street.
A.
B.
C.
【单选题】The road is about _________walk.
A.
2 hours'
B.
2 hour's
C.
2-hours
D.
2-hours’
【单选题】不属于腹主动脉不成对脏支的是( )。
A.
肠系膜下动脉
B.
腹腔干
C.
肠系膜上动脉
D.
肾动脉
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