“（）”是荷兰的象征。

荷兰是个美丽的国度，一提起荷兰人们首先想到的就是遍地的郁金香和那些古老的风车，除此之外什么与郁金香和风车一起被称为荷兰的象征？

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The full title of the U.K. is the United Kingdom of （）and （）

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public and private colleges and universities and community colleges offer（）.

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（）is used for calling and replying,and for transmitting acknowleding and relaying distress alerts.

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逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

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The way in which people address each other depends on their age, sex, social group and personal relationship. The English system of address forms frequently used includes first name, last name, title+last name, （）, and kin term.

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画出该段指令程序对应的梯形图。 LD NOT 0000 LD 0001 AND 0002 LD NOT 0003 AND 0004 OR LD AND LD TIM 00 #0030 LD 0005 AND 0006 OR NOT 0007 OUT 0500

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Solid waste generation，and electricity and water consumption are costly and have their own set of environmental（）.

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Whose duty is it to examine and verify the vessel’s classification and technical state and condition?（）.

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