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PLC编程软件安装时,先进行相应文件夹,再点击安装。A.
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B.
错误
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【简答题】The developing nations want rich countries to help shoulder the cost of ________ forests. A) updating B) upgrading C) conserving D) constructing
【简答题】— Are these cars made in Japan? — Yes, and they"re much cheaper than ( ) in America.A. that B. those C. it D. Ones
【简答题】— Are these cars made in Japan?— Yes. And they"re much cheaper than ( ) in America.A. that B. those C. it D. ones
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