Grade 9 Grammar Lesson 11 Past perfect continuous

What is the structure of past perfect continuous tense?
When do we use the past perfect continuous tense?
Can pat perfect continuous tense go together with past tense?

Grade 9 Grammar Lesson 11 Past perfect continuous (1)

Next page ❯ 1 2

Download the complete course now
Some more free lessons »
Grade 8 Grammar Lesson 18 Yes/ No questions
Grade 9 Grammar Lesson 40 Reported Speech 2
Grade 3 Grammar Lesson 3 Nouns – countable and uncountable
Grade 9 Grammar Lesson 19 Be/get used to
Grade 2 Grammar Lesson 4 Nouns – Common nouns
Grade 9 Grammar Lesson 5 Present simple