皮皮学，免费搜题
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【判断题】
更换笔记本电脑的配件必须关机后拔掉电源、电池再操作A.
正确
B.
错误
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】骨骼肌纤维收缩时,其肌节的变化是 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
．仅 I 带缩短 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
B.
．仅 A 带缩短 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
C.
． I 带、 A 带均缩短 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
D.
．仅 H 带缩短 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
E.
． I 带、 H 带均缩短 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
【单选题】We would introduce your advanced equipment and the ______ will be realized through coproduction, compensation or joint venture.
A.
acquisition
B.
acquire
C.
dimension
D.
compensation
【单选题】Who has the absolute advantage in the production of coconuts? Who has the absolute advantage in the production of fish? Bushels of Coconuts Number of Fish Crusoe 10 1 Friday 30 2
A.
Crusoe has the absolute advantage in the production of both goods.
B.
Friday has the absolute advantage in the production of both goods.
C.
Crusoe has the absolute advantage in the production of fish. Friday has the absolute advantage in the production of coconuts.
D.
Crusoe has the absolute advantage in the production of coconuts. Friday has the absolute advantage in the production of fish.
【单选题】骨骼肌纤维收缩时 prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
暗带和 H 带缩短
B.
明带和 H 带缩短
C.
明带和暗带缩短 prefix="o" ns="urn:schemas-microsoft-com:office:office"? ?xml:namespace>
D.
暗带缩短
E.
H带缩短
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