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【单选题】
在中美双边贸易中,中国顺差主要来源于( )。
A.
劳动密集型产品和制成品
B.
农产品
C.
技术密集型产品
D.
矿产品
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【单选题】He then moved to London, _____ he became famous.
A.
which
B.
when
C.
where
D.
why
【单选题】In 1864, the First International was formed in London. Under the leadership of______, the working class movement developed quickly.
A.
Marx and Engles
B.
George Gordon Byron and Percy Bysshe Shelley
C.
John Milton and Oliver Cromwell
D.
Alfred Tennyson and Robert Browning
【单选题】The expected annual net cash inflow from a project is $22,000 over the next 5 years. The required investment now in the project is $79,310. What is the internal rate of return on the project?
A.
10%
B.
12%
C.
14%
D.
Cannot be determined
【判断题】假设检验有弃真和取伪这两类错误
A.
正确
B.
错误
【单选题】Which organelle does not contain the cell's genetic material?
A.
Golgi complex
B.
nucleus
C.
mitochondria
D.
chloroplast
【简答题】简述皮亚杰感知运动阶段儿童心理活动规律。
【简答题】What is the Independent project? The independent project is ______________
【单选题】Which statement does NOT describe a strategy used by multicellular animals to maintain osmotic balance with their surroundings?
A.
Cells have a contractile vacuole, an organelle that pumps water out of the cell.
B.
Animals have a high concentration of albumin and other proteins in blood plasma.
C.
Cells actively pump out Na + and other ions.
D.
Cells store fuel as a polysaccharide instead of as simple sugars.
E.
All of the statements describe a strategy to maintain osmotic balance.
【单选题】Visa will introduce a new 'wave and pay' card in London for purchases ______.
A.
under $25
B.
under £10
C.
abroad
D.
in traveling
【单选题】Which organelle does not belong to the endomembrane system?
A.
mitochondria
B.
lysosome
C.
Glogi complex
D.
nuclear membrane
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