I have already given you three lecture about the present tenses. We know that tense like a tree,this tree has three large  branches and every branch has four small branches like the first branch is “present”.There small branches names are:

• Present indefinite tense .
• Present continuous tense.
• Present Perfect tense.
• Present perfect continuous tense.

We have already discuss about the first three branches of present in previous articles.Now,we will discuss about the present perfect continuous tense.

Present Perfect Continuous Tense:

Present perfect continuous tense shows that, the work which was started in the past and this work is still continuous in present.Like a present perfect tense, this tense has relevant with the Present perfect continuous tense.

The structure of present perfect continuous tense like present perfect tense.

In present perfect continuous tense helping verbs are Has been,Have been.

• Has been use with Singular subject
• Have been use with Plural subject

We use Has been when subjects are He,she,it,singular name
We use Have been when subjects are I,we,they,you
ing use with 1st form of verb in present perfect continuous tense.
In the present perfect continuous tense,we use Since,For for time being.
We use Since for exact time.
For example:

• Date.
• 1996 year.

We use For for not exact time.

For example:

• Three hours.
• Ten O’ clock.
• Five minutes.

 Structure Of Present Perfect Continuous Tense:

Subject + Helping verb (Has been,Have been) + ing + 1st form of verb + Object

For example:

• The children have been playing games for two hours.
• She has been studying  for three hours.
• He has been working on his new project since 1996.
• The students have been writing essay on Fashion and Women role in a society for twenty minutes.
• We have been listing the news for five minutes.

Present Perfect Continuous Tense In Negative Tense:

In negative tense,we use Not in the mid of Has been/Have been

Structure Of present perfect continuous Tense In Negative Tense:

Subject  +   Helping verb (Has been,Have been)  +Not  +  ing  +  1st form of verb  +  Object

For example:

• The boys have not been making a noise for one hour.
• The horse has not been running for ten hours.
• He has been working on his project since 1996.
• The child has been weeping for two hours.

Present Perfect Continuous Tense In Interrogative Tense:

In interrogative tense,we use subject in the mid of Has been/Have been

Structure Of present perfect continuous tense In Interrogative Tense:

Has/Have + Subject + been + ing + 1st form of verb + Object

For example:

• Have boys been making a noise for one hour?
• Has he been working on his project since 1996?
• Has child been weeping for two hours?
• Has horse been running for ten hours?

Remember Always:

Present Perfect Continuous Tense:

In simple:

•  He,she,it,single name has been playing.
• I,we,you,they have been playing.

In negative:

• He,she,it,single name has not been playing.
• I,we,you,they have not been playing.

In interrogative:

• Has He,she,it,single name been playing.
• Have I,we,you,they been playing.

Test Your Intelligence:

1. Eliza _________ watching T.V for one hour.
2. _________ Alan and Eliza been  playing football for  fifteen minutes?
3. The girls _________ cooking food for one hour.

Answers:

1. Has been
2. Have
3. Have been

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