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【简答题】
选出下列句子中错误的单词并在第二个空改正: He want to go there by ship. __________ __________
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知识点：
皮皮学刷刷变学霸
举一反三
【简答题】蛋白质的基本构件分子是20种常见的______，除______是α-亚氨基酸外，其余均为______。
【单选题】某种公猪,80kg,不宜留做种用,欲对其行去势术,打开总鞘膜后暴露精索,摘除睾丸的最佳方法是将精索( )
A.
用手捋断
B.
捻转后切除
C.
结扎后切除
D.
不结扎,捋断
E.
不结扎直接切除
【判断题】The production of goods to produce other goods may also be considered as investing.
A.
正确
B.
错误
【判断题】According to the comparative cost theory, countries should specialize in the production of goods and services that can produce most efficiently. A country is said to have a comparative advantage in th...
A.
正确
B.
错误
相关题目：
【判断题】The production of goods to produce other goods may also be considered as investing.
A.
正确
B.
错误