定语从句：attributive clause
状语从句：adverbial clause
宾语从句：object clause
过去分词：past participle
现在分词：present participle
虚拟语气：subjunctive mood
情态动词：modal verb
一般现在时：the present tense
The present tense is used to express habits,facts,and timetables.
一般现在时是用来描述事实、说明习惯、安排等。
Structure of it :
结构：
Affirmative: the base form of the verb.It is usually conjugated for the third-person singular by adding “-s” or “-es” to the end of the verb.
肯定式：动词原形。第三人称单数时在动词后加s或es。
Question: use the auxiliary verb do(or does) before the main verb.
提问：将助动词DO/does 放在主要动词前。
Negative: use do not or does not before the main verb.
否定式：在主要动词前加do not 或does not。
Eg: I go to work every day.
现在进行时：the present progressive tense
It is used for something in progress at the moment of speaking//it describes something that is happening in the present moment and also for expressing future arrangements.
Affirmative: the auxiliary verb be plus the present participle of the main verb.
Question: Invert be with the subject of the sentence.
Negative: use not after auxiliary verb be .
现在完成时： the present perfect tense
It is used to give general information about something that happened in the past but has a connection with the present.
Affirmative: the auxiliary verb have/has plus the past participle of the main verb.
Question: invert have/has with the subject of the sentence.
Negative: use not after have/has before the past participle of the main verb.
现在完成进行时：the present perfect progressive tense
To talk about that which began in the past and is still happening in the present.
一般过去时：the past tense
We use it to express things happened in the past.
过去进行时：the past progressive tense
It is used for sth in progress at a certain moment in the past.
过去完成时：the past perfect tense
It expresses the idea that sth occurred before another action in the past.
过去完成进行时：the past perfect continuous tense
It is used to express sth that began and was in progress until a moment in the past or until another past action occurred.
一般将来时：the future tense
To describe sth that will happen in the future.
没有一一列出所有的名词解释，因为只要掌握了以上的表达，其他的表达是可以用自己的语言表述出来的，除非你的英语真的很差。如果是这样的话，那么建议先看看中文的表述，弄懂之后再看英文的，要学会举一反三。
今天的分享希望能对你有所帮助！
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