Present perfect continuous tense is basically used to describe an action began in the past. But, it is yet to be completed, means still continue at the time of expression. Obviously, in the formation of present perfect continuous tense, time’s adverbials play vital role. Let’s have a look at the Functioning of present perfect continuous tense.
Functioning of present perfect tense with point and period of time
Present perfect tense is used to show the action in continuation right from the past time without completion. To make present perfect continuous tense, point of time, as well as period of time is used.
- I have been writing my assignment since 6 A.M.
- We have been planning to launch a new plan since our last meeting.
- They have been thinking to visit Ajanta Caves since 10th standard.
- She has been preparing for her exam for two years.
- He has been working there for a decade.
- He has been living here for five years.
Role of point of time and period of time
In this type, point of time and period of time are mentioned to delineate the range of action in the given time.
Generally, for this, “Since and For” are preferred most of the time to indicate the time at which action is started.
- Since— point of time
- For— period of time
Role of adverbials of time in present perfect tense
In the case of present perfect tense, though the action begins in the past, it is totally completed in the present at the time of expression.
So, the different types of adverbials of time are taken compare to present perfect continuous tense.
- I have already completed my assignment.
- We have decided to launch new plan of action.
- They have visited Ajantha Caves twice this year.
- She has cracked her exam with distinction.
- She has achieved this feat many times in her life.
- He has already finished his job.
Simple examples of present perfect continuous tense
For more clarity, here are some useful examples of this tense.
- He is so lazy. You know that he has been writing his single assignment since last week.
- Oh No! It has been raining heavily ever since I came here.
- What a great stamina! He has been running for two hours.
- What a mess! They have been continuously arguing since morning without result.
These are some common ways of functioning of present perfect continuous tense with point of time and period of time.