OS 2 Test UNIT 4

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คำแนะนำของผู้เขียน

Complete exercises

สำรวจแผ่นงาน

Earth's Greatest Ecosystems

Grammar - ESL

Read and complete the text by writing the correct adjectives in the comparative and superlative, and pick the right option from the drop down menus.

V-ing and structures with V-ing

Grammar - ESL

Read carefully and complete the tasks

Simple Past Tense (Regular Verbs)

Grammar - ESL

English as a second language 
Past simple regular verbs
Based on CEFR

Past Simple - Regular and irregular verbs

Grammar - ESL

English as a second language 

Past simple - regular and irregular verbs. Affirmative and negative sentences, questions.