Tài liệu Simple past or present perfec tense
THE SIMPLE PAST OR THE PAST CONTINUOUS pot
Simple past or present perfect tense
Simple past or present perfect tense exercise
Changing a sentence into the passive when the active verb is in the simple past or past continuous tense
Present participle or past participle
Present perfect or simple past
Present Participle Phrase or Past Participle Phrase?
WAS or WERE in simple past