Grammar
Clear explanations, examples (EN + VI), and practice quizzes.
A1
Present Simple
Hiện tại đơn
We use the Present Simple to talk about habits, routines, facts and things that are generally true.
A1
Articles: a / an / the
Mạo từ: a / an / the
Use 'a' before consonant sounds, 'an' before vowel sounds. Use 'the' when both speaker and listener know which thing is meant.
A2
Past Simple
Quá khứ đơn
We use the Past Simple to talk about finished actions in the past. Regular verbs add -ed. Many common verbs are irregular.
B1
Present Perfect
Hiện tại hoàn thành
We use the Present Perfect (have/has + past participle) to talk about experiences, recent actions with present result, and unfinished time periods.