皮皮学，免费搜题
登录
搜题
【单选题】
In the figure given below AB is the production-possibility curve of Canada. In the absence of trade, the price ratio is 1 bushel of wheat/bale of cotton as shown by the line PQ. The international price ratio is 0.25 bushels of wheat/bale of cotton as shown by the line RS. I 1 and I 2 are the pre-trade and the post trade community indifference curves of Canada respectively. After Canada engages in free trade, it will:A.
a. produce at point S 1 and consume at point C 1 .
B.
b. produce and consume at point C 0.
C.
c. produce at point S 1 and consume at point C 0.
D.
d. produce and consume at point C1.
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】对理想气体反应 CO(g) + H2O(g) = H2(g) + CO2(g),下述哪种关系是正确的?
A.
) Kx
B.
) Kp= Kx
C.
) Kx
D.
) Kp
【单选题】理想气体反应 CO(g) + H 2 O(g) = H 2 (g) + CO 2 (g) ,下述哪种关系是正确的?
A.
K x p
B.
K p =K x
C.
K x =K c
D.
K p c
【单选题】理想气体反应CO(g)+2H 2 (g)→CH 3 OH(g)的 与温度T的关系为： ，若要使反应的平衡常数 ，则应控制的反应温度：( )。
A.
必须低于409.3K
B.
必须高于409.3K
C.
必须等于409.3K
【单选题】Read the following four summaries of the original text and decide which one retains the main idea with vocabulary and structure changes. Original text: In every corner of the globe, aboriginal and tra...
A.
Aboriginal cultures, such as those in Australia or Japan, are valuable because they represent a wealth of musical linguistic and ceremonial traditions.
B.
Today the cultures of indigenous groups such as the Teleut in Siberia or the Ainu in japan are under threat. For around the last 200 years, industrialization and migration have weakened the cultures and customs of these groups. As a consequence, the survival of many different lifestyles is uncertain and the world risks losing forever its valuable diversity.
C.
Because of the process of industrialization and settlement of new people, aboriginal and traditional cultures are slowly disappearing.
D.
The twin processes of industrialization and migration have led to the demise of traditional cultures around the world, with many languages and customs potentially vanishing forever.
【简答题】请把下面的句子翻译成汉语(文字作答): The main reason why the average score of Chinese students in IELTS is even one point lower than Japan after so many years of hardworking is the way in which they learn only focuses...
相关题目：