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Look at the sentences given below
1. I write a letter to my granny every week .
2. I wrote this letter in his presence .
3.I shall write another letter tomorrow .
In sentence 1,the verb write refers to PRESENT TENSE .
In sentence 2, the verb wrote refers to PAST TENSE.
In sentence 3, shall write refers to FUTURE TENSE .
Thus a verb may refer to present time ,past
The word ‘TENSE’comes
Thus the tense of a verb shows the time of an action or event
not only shows the time of an action or event but also state of an
action referred to .
1.I love.
2. I am loving .
3. I have loved .
4. I have been loving
Thus the Present Tense has four forms :
1.SIMPLE PRESENT
2.PRESENT CONTINUOUS
3. PRESENT PERFECT
4. PRESENT PERFECT CONTINUOUS
Similarly ,THE PAST AND FUTURE TENSE al
SIMPLE PRESENT TENSE
DELHI PUBLIC SCHOOL
SECTOR
E-CONTENT FOR THE WEEK: 25Jan
EN
GLIS
H
TENSES
Look at the sentences given below
a letter to my granny every week .
this letter in his presence .
another letter tomorrow .
In sentence 1,the verb write refers to PRESENT TENSE .
In sentence 2, the verb wrote refers to PAST TENSE.
In sentence 3, shall write refers to FUTURE TENSE .
hus a verb may refer to present time ,past time or future time .
’comes from the Latin word TEMPUS means time .
Thus the tense of a verb shows the time of an action or event
not only shows the time of an action or event but also state of an
4. I have been loving .
Thus the Present Tense has four forms :
CONTINUOUS
PERFECT
PERFECT CONTINUOUS
Similarly ,THE PAST AND FUTURE TENSE also have the four form
SIMPLE PRESENT TENSE
DELHI PUBLIC SCHOOL
SECTOR-5, B.S. CITY
CONTENT FOR THE WEEK: 25Jan- 29Jan’21
TENSES
time or future time .
from the Latin word TEMPUS means time .
Thus the tense of a verb shows the time of an action or event . It
not only shows the time of an action or event but also state of an
so have the four forms.
Simple Present Tense is used to express a habitual action like
She drinks tea in the morning .
To express general truths like
The sun rises in the morning .
In exclamatory sentences like
Here comes the bus !
PRESENT CONTINUOUS TENSE
This is used for an action going on at the time of speaking .
She is singing.
The boys are playing hockey .
PRESENT PERFECT TENSE
To indicate completed activities in the immediate past ,as
1.He has just gone out .
2.It has struck ten .
PRESENT PERFECT CONTINUOUS TENSE
This is used for an action which began at some time in the past and
is still continuing ,as
He has been sleeping for five hours .
They have been building the bridge .
LET US TAKE UP THE ABOVE TENSE IN ITS POSITIVE
,NEGATIVE,INTERROGATIVE AND NEGATIVE-INTERROGATIVE
FORMS AS GIVEN IN YOUR BOOKS .
Here we shall specify on the given things :
Sub +has/have +been+ verb + ing + object + since/for
Ruby has been studying for three hours .
The children have been watching the game for two hours .
Both the sentences signify positive meanings .
NEGATIVE
Sub+has /have+not + been+v+ing+object+since/for
Let us take up the same examples
Ruby has not been studying for three hours .
The children have not been watching the game for two hours .
INTERROGATIVE
Has/have + sub+ been + v+ ing + object + since /for +?
Has she been singing for two hours ?
Have the children been watching the game for two hours ?
NEGATIVE INTERROGATIVE
Has/have + subject + not+ been +v +ing + object + since /for +?
Has Ruby not been studying for three hours ?
Have the children not been watching the game for two hours ?
PAST PERFECT CONTINUOUS TENSE
In the same way, we shall study now about the above tense in its
Positive, Negative ,Interrogative and Negative-Interrogative form.
POSITIVE
Sub +had +been +v+ ing +object +since/for
Suraj had been going to school for three days .
They had been speaking about it for many days .
NEGATIVE
Sub +had +not +been +v+ ing +object +since/for
Suraj had not been going to school for three days
They had not been speaking about it for many days .
INTERROGATIVE
HAD +SUB +BEEN +V +ING +OBJECT +SINCE/FOR
Had Suraj been going to school for three days ?
Had they been speaking about it for many days ?
NEGATIVE-INTERROGATIVE
Had+ sub +not + been +v+ing +object +since/for
Had Suraj not been going to school for three days ?
Have they not been speaking about it for many days ?
FUTURE PERFECT CONTINUOUS TENSE
This tense as already told before , conveys the duration of a
particular action in the future .
POSITIVE
Sub +shall/will +have +been +v+ing +object +since/for
Sheela will have been teaching a new topic since last year .
NEGATIVE
sub +shall/will +not +have +been +v +ing +object +since/for
James will not have been going shopping since 2o’clock .
INTERROGATIVE
shall/will+sub +have+ been +v+ ing +object+ since /for
Will she have been watering the plants since tomorrow ?
NEGATIVE –INTERROGATIVE
Shall/will +sub +not +have +been +v +ing +object +since/for
Will Mohan not have been watering the plants for a week ?
READ THE RULES THOROUGHLY FROM THE BOOK FOR
A BETTER UNDERSTANDING .
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DELHI PUBLIC SCHOOL Class -5
B.S.CITY SESSION 2020-2021 Sub - Maths
ECONTENT FOR THE WEEK 24.01.2021 TO 30.01.2021
( The following explanations are given for your
understanding.)
Speed: The distance travelled by a body or vehicle in a unit time is known
as its speed.
Units of speed are km/hr , m/s , m/min etc.
Speed = 𝑑𝑖𝑠𝑡𝑎𝑛𝑐𝑒
𝑡𝑖𝑚𝑒
Distance may be defined as the length of the actual path covered by a body in a time interval.
Distance = speed x time
Time - when speed and distance are given then time is
Time = 𝑑𝑖𝑠𝑡𝑎𝑛𝑐𝑒
𝑠𝑝𝑒𝑒𝑑
(To be done in C.W. COPY
1. Express each of the following speeds in metre per second:
(i) 36 km per hour
(ii) 72 km per hour
2. Express each of the following speeds in km per hour:
(i) 900 m per minute
(ii) 45 m per second
3. A man can cover 17 ½ km in 5 hours. Find his speed in
(i) m/min
(ii) m/sec
3. Find the time of the following.
1. Speed = 20 cm/s Distance = 20 m
2. Speed = 10km/hr , Distance = 750m
4. Find the distance of the following.
1. Time = 5 hrs , speed = 55 km/hr
2. Time = 36 mins , speed = 45 km/hr
5. Find the speed of the following. ( In km/hr)
1. Distance = 950 m , Time = 5 mins
2. Distance = 500 m , Time = 100 Sec
6. Sam and Tony went to Derek’s house in their cars. Sam covered a distance of 11 km
in 10 minutes. Tony covered a distance of 24 km in 20 minutes. Who drove faster?
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