方言是全民语言在（）的变体

方言是民族语言的地方变体。

现代汉语属于____语言学，汉语史属于____语言学。

举例说明什么是语言变体。

印刷体常用的有下列几种变体：（）、（）、（）、（）。

传统印刷中，印刷瓦楞纸板常用（）印刷。

Every deliberate act of wrongdoing by the master or any of the crew against the ship or cargo，without the authorization or privity of the Shipowner or his agent，is（）.

（）, or drum is used for hauling in or letting out the wires or ropes which will fasten the ship to the shore.

A salvor may be（）the whole or part of the payment due under Salvage Convention to the extent that the salvage operations have become necessary or more difficult because of fault or neglect on his part or if the salvor has been guilty of fraud or other dishonest conduct.

网络词语是语言的社会变体，是一种社会方言。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。

逻辑运算符（AND、NOT、OR）的运算顺序是AND→OR→NOT。