语法的

Grammars, dictionaries and encyclopaedias are systems: by using them you can produce all the texts you like.

语法、辞典和百科全书是系统：你能用它们创造出所有你想要的文本。

Traditionally, ethnographers and linguists have paid ［A］ little attention to cultural interpretations given to ［B］ silence, or to ［C］ the types of social contexts in which tends ［D］ to occur.

A错。本句已有谓语动词is，而后面又出现动词has，显然不合语法，故应在snake和has之间加上关系代词which或that构成定语从句修饰snake，which作从句的主语。

The ratio of luminous flux at a specific wavelength to the radiant flux at the same wavelength.

提示1：译典可返回英文单词的不同语法变体，如果你不需要变体，请在查询词前加引号。

This paper is based on theories knowledge of the database, compiler implementation, data construction and program design. It mainly makes use of the syntax phrasing system with translation principle to realize the semantic analysis of the search language QL.

论文摘要：本文是基于数据库、编译原理、数据结构、程序设计等理论知识，主要是运用语法制导翻译原理，对数据定义语言中的查询语句进行语义分析与实现。

English tense system has always been one of the main subjects for linguists and grammarians .

英语时态系统一直是语言学家和语法学家研究的主要对象之一。

How to define and categorize these processes has long been one of the discussion focuses for functional grammarians.

如何理解这些过程并对其进行界定和分类，一直是功能语法学者探讨的问题之一。

Grammarians,however,insist that a word be a free from that can function in a sentence,etc.

然而，语法学家坚持一个单词是在句子中自由起作用的，等等。

The traditional grammarians call it "perfect tense", but it is limited by time and tied by tense.

传统语法家称它为&完成时&，但局限于一个时间平面，受时态范畴的束缚。

Yet grammarians hold different views on the value of such categorization .

自他动词的设定是否有价值，在语法界说法不一。

Langacker, a cognitive grammarian, takes the progressive as a stativizer, for the participle V-ing has the effect of profile restriction and homogenisation.

认知语法学家兰盖克认为进行体实质上是一个状态化结构，其主要原因是分词V-ing具有限制侧面化范围和同质化的效果，并且运用认知图示来描述这一状态化过程。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。