The video tutorial by Ratna explains the differences between the present perfect continuous and past perfect continuous tenses. It provides examples to illustrate how each tense is used, emphasizing the continuity of actions in the past and present. The tutorial also highlights common mistakes and offers guidance on correct usage, helping learners understand when to use 'have been' versus 'had been' in various contexts.

What is the main focus of the lesson introduced by Ratna?

• The difference between present perfect continuous and past perfect continuous

• The difference between simple past and past perfect

• The difference between present simple and present continuous

• The difference between future perfect and future continuous

Which tense is used to describe an action that started in the past and is still continuing?

• Simple past

• Past perfect continuous

• Future continuous

• Present perfect continuous

In the example 'I have been working at ABC for five years', what does the present perfect continuous tense indicate?

• The action is planned for the future

• The action started and ended in the past

• The action is hypothetical

• The action started in the past and is still ongoing

What does the past perfect continuous tense indicate about an action?

• The action is hypothetical

• The action is planned for the future

• The action started and ended in the past

• The action started and is still ongoing

In the example 'I had been working at ABC for five years', why is the past perfect continuous tense used?

• Because the action is still ongoing

• Because the action started and ended in the past

• Because the action is planned for the future

• Because the action is hypothetical

Which tense would you use to describe an action that started in the past and is still happening now?

• Past perfect continuous

• Present perfect continuous

• Simple past

• Future continuous

In the example 'I’ve been waiting for two hours', what does the present perfect continuous tense convey?

• The action started in the past and is still ongoing

• The action is hypothetical

• The action started and ended in the past

• The action is planned for the future

What is the correct tense to use when describing an action that started and ended in the past?

• Future perfect

• Simple present

• Past perfect continuous

• Present perfect continuous

In the example 'The road was wet because it had been raining', what does the past perfect continuous tense indicate?

• The action is hypothetical

• The action is planned for the future

• The action started and ended in the past

• The action is still ongoing

What is the key difference between present perfect continuous and past perfect continuous tenses?

• Present perfect continuous is used for actions that are hypothetical

• Past perfect continuous is used for actions that are planned for the future

• Present perfect continuous is for ongoing actions, past perfect continuous is for actions that ended

• Both tenses are used interchangeably