ECO-PLASMA

ECO-PLASMA

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Sunday, March 11, 2018

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៥ ចំណុចដែលម្ចាស់យានយន្តគ្រប់រូបគួរមិនរំលងពីឧបករណ៍ECO-PLASMA

សព្វ​ថ្ងៃ​នេះ​គ្រប់​បណ្តា​ប្រទេស​លើ​សកលលោក​ ​កំពុង​យក​ចិត្ត​ទុក​ដាក់​យ៉ាង​​ខ្លាំងក្លា​​ទៅលើ បញ្ហាផ្សែង​ពុល​ដែលបណ្តាល​មក​​ពី​​ សកម្មភាពផ្សេងៗរបស់មនុស្ស ជាពិសេសផ្សែង​ពុល​ដែល​ចេញ​ពីយានយន្ត។  ​បញ្ហា​ផ្សែង​ពុល​ដែល​ចេញ​ពីយានយន្តនេះ​ ត្រូវបាន​ក្រុមហ៊ុនផ្សេងៗ លើពិភពលោកខិតខំស្រាវជ្រាវ និង ផលិតឧបករណ៍​ដើម្បីយកមកបំពាក់លើ​យានយន្ត និងម៉ាស៊ីនផ្សេងៗ​...

Thursday, March 8, 2018

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There is/are

1. Structures (singular) (plural)   1.1. Positive  There is a table. are two books. There is + singular nouns /uncountable nouns There are + plural nouns /countable nouns ...
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Prepositions of Place

1. Definition Prepositions are words normally placed before nouns or pronouns. Prepositions are used to show the relationship between its object and other words in the sentence. 2. Condition of using 2.1. On is used for things on the surface or side of something and with islands. 1. The cat is on the table. 2....
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Pronouns

A pronoun is a word used instead of a noun to indicate someone or something already mentioned or known. There are five forms of pronouns in English; subject pronouns, complement pronouns (object pronouns), possessive pronouns, possessive adjectives, and reflexive pronouns. 1. Subject pronouns     ...
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