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【简答题】
如图，在边长为24cm的正方形纸片ABCD上，剪去图中阴影部分的四个全等的等腰直角三角形，再沿图中的虚线折起，折成一个长方体形状的包装盒（A、B、C、D四个顶点正好重合于上底面上一点）。已知E、F在ＡＢ边上，是被剪去的一个等腰直角三角形斜边的两个端点，设AE=BF=x(cm). （1）若折成的包装盒恰好是个正方体，试求这个包装盒的体积V； （2）某广告商要求包装盒的表面（不含下底面）面积S最大，试问x应取？S最大值是多少？
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【单选题】--Is New Zealand a big country? --No, New Zealand only has two islands.One is North Island, and is South Island.
A.
other
B.
the other
C.
another
【多选题】National anthems of New Zealand include _______________.
A.
God Save the Queen/King
B.
God Defend New Zealand
C.
Advance New Zealand
D.
Oh, New Zealand
【简答题】请写出城市燃气输配系统的组成。
【单选题】_______ established British law in New Zealand and is considered New Zealand’s founding document.
A.
New Zealand–China Free Trade Agreement
B.
Great Charter
C.
Treaty of Waitangi
D.
The Magna Carta
【单选题】Which event marks the establishment of New Zealand?
A.
The first settlement in New Zealand.
B.
Captain James Cook's voyages around New Zealand.
C.
Signing of the Treaty of Waitangi.
D.
None of the above.
【单选题】---Which sweater is ,the red one or the white one ? ---The red one.
A.
beautiful
B.
more beautiful
C.
most beautiful
D.
the most beautiful
【简答题】Bananas are one of the world’s most important food crops. They are also one of the most valuable exports. Bananas do not grow from seeds. Instead, they grow from existing plants. Bananas are threatene...
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