It is beyond challenge that tense occupies a crucial position in English grammar, but little has been achieved about its cohesive function in text.
时态在英语语法中的重要性是无可置疑的，但是从篇章学的角度来分析时态的语篇衔接功能的研究还很少。
Tense and aspect are two important categories of the verb, and they were not separated in traditional grammar.
时和体是动词的两个重要范畴，在传统语法中两者并不区分。
The tense teaching is a difficult point in English grammar teaching.
英语语法教学中时态的教学是一个难点。
It is held within the systemic_functional grammar that tense is located at the group rank and is realized by the verbal group.
系统功能语法学派认为时态属于词组层次，由动词词组来体现。
There are many disadvantages if you do not learn grammar. For instance, you will not know what tense to use for a particular situation.
不学习语法有很多坏处，举个例子说，你不知道在某个特指的情况下，该用哪个时态。
Right now, your problems are probably more basic: mistakes in pronunciation, small vocabulary, grammar problems with the present perfect tense and conditional structures.
现在，你的问题大概更基础：发音上的错误，小词汇量，现在完成时的和条件句的结构的语法问题。
Having paid much attention to the function of present tense, traditional grammar failed to explain the cognitive process in detail from present tense to future tense in the perspective of metonymy.
传统语法对现在时功能表现的研究比较多，但未能从转喻的角度进行合理、深入地解释现在时表示将来时的认知过程。
Tell the students that today we are going to practice grammar item: First of all tell the students something about the grammar- the passive voice of present continuous tense.
现在进行时的被动语态，这是本单元的语法重点。在这一课中我们将会遇到大量的例句。
Reading in English, learning grammar, to learn of the past, present tense and future tense.
读英文，学习文法，要学好过去式，现在式和未来式。
Module 1 presents the basic grammar and functions that will allow students to participate in an exchange of information using the present simple tense.
模块1展示了一些基本的语法和功能，使大家能够用一般现在时进行基本的信息交流。
That's all for our study about the ways to express our likes and dislikes. Let's come to the grammar in this unit, the Simple Present Tense.
关于喜好或厌恶的表达方法就学到这里，下面我们一起来学习一下有关一般现在时的相关知识。
Modern English grammar has made a distinction between the concept of tense and that of aspect;
现代英语语法区分了时体两种不同的概念，但对某些时体用法的归纳总结仍缺乏统一。
Modern English grammar has made a distinction between the concept of tense and that of aspect;
现代英语语法区分了时体两种不同的概念，但对某些时体用法的归纳总结仍缺乏统一。
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