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【单选题】
Allen is good at _______. She will be in the long jump and the high jump. [ ]A.
jump
B.
to jump
C.
jumps
D.
jumping
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【简答题】World Trade Organization
【单选题】对于开放系统和闭合系统的理解正确的是
A.
系统按属性可分为开放系统和闭合系统
B.
绝对的闭合系统是不存在的
C.
闭合系统具有自我调控的功能
D.
人是闭合系统
E.
系统按复杂程度分为开放系统和闭合系统
【单选题】The World Trade Organization ________.
A.
advises developing countries on issues of trade barriers
B.
promotes long-term economic development and poverty reduction
C.
exists to help countries conduct trade through a system of rules
D.
facilitates trade among third-world countries and developed nations
【单选题】The World Trade Organization:
A.
oversees trade agreements.
B.
is an example of a trade agreement.
C.
includes all nations.
D.
was established before World War II.
【简答题】草坪草的分枝类型有哪些?其特点各是什么?
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