SIMPLE PRESENT
a) Water consists
of hydrogen and oxygen
b) Most
animals kill only for food
c) The
world is round
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The simple present
says that something was true in the past, is it true in the present, and will
be true in the future. It is used for general
statements of fact.
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d) I
study for two hours every
night
e) My
classes begin at nine
f) He
always eats a sandwich for lunch
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The simple present
is used to express habitual or everyday activity
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g) I
have
only a dollar right now
h) I
don’t
recognize that man
i) He needs
a pen right now
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Certain verbs are
not used in the progressive tense. With these verbs, the simple present may
indicate a situation that exists right now, at the moment of speaking
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PRESENT CONTINUOUS
a)
John is sleeping right now
b)
I need an umbrella because it is
raining
c)
I need an umbrella because it is
raining
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The
present continuous expresses an activity that is in progress at the moment of
speaking. It began in the recent past, is continuing at present, and will
probably and at some point in the future
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d)
I am talking five courses this
semester
e)
John is trying to improve his
work habits
f)
She is writing another book this year
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Often the activity is of a general nature: something
generally in progress this week,this month,this year
Note
: The sentence means that writing a book general activity she is engaged in
at present, but it does is not mean that at moment of speaking she is sitting
at her desk with pen in hand
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PAST
CONTINUOUS
a) I
was
walking down the street when it began to rain.
b) While
I was
walking down the street, it began to rain
c) I
was
standing under a tree when it began to rain
d) At
eight o’clock last night, I was studying.
e) Last
year at this time, I was attending school
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In(g) : 1st
: I was walking down the street .
2nd : it
began to rain.
In other words, both
actions occurred at the same time, but
one action began earlier and was in progresss when the other action occurred
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f)
While I was studying in one room of our
apartment, my roommate was having a party in the other
room
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sometimes the past
progressive is used in both parts of a sentence when two action are in
progress simultaneously
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g) It
rained
this morning
h) It
was
raining this morning
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In some cases, the
simple past and the past progressive give almost the same meaning,
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SUBJECT-VERB
AGREEMENT: USING THERE + BE
SINGULAR VERB
a)
There is a book on the shelf
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PLURAL VERB
b)
There are some books on the shelf
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The
subject follows be when there is used.
In
(a) : The subject is book.
In
(b) : The subject is books.
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SUBJECT-VERB
AGREEMENT: SOME IRREGULARITIES
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SINGULAR VERB
l) English is spoken many countries.
n) Chinese is
his native language.
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PLURAL VERB
m)
The
English drink tea.
o)
The
Chinese have an
interesting history
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In
(l) : English =language
In
(m) : The English = people from England. Some nouns of nationality that end
in –sh, -ese, and –ch can mean either language or people ; e.g., English, Spanish, chinese, Japanese, Vietnamese,
Portuguese, French.
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p)
The
poor have many problems
q)
The
rich get richer
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A
few adjectives can be preceded by the and used as a plural noun
(without final –s) to refer to people who have this quality. Other examples
: the young, the old, the living, the
dead, the blind, the deaf, the handicapped
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SUBJECT-VERB
AGREEMENT: USING EXPRESSIONS OF QUANTITY
SINGULAR VERB
a) Some of book is good
c) A lot of the equipment is new
e) Two-thirds of the money is mine
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PLURAL VERB
b)
Some
of books are good
d)
A
lot of my friends are here
f)
Two-thirds
of the pennies is
mine
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The
verb is determined by the noun (or pronoun) that follows of an most espressions
of quantity. Notice in (a) and (b) :
Some of +singular noun+singular verb
Some of +singular noun+singular verb
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g) One of my friends is here
h) Each of my friends is here
i) Every one of my friends is here
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EXCEPTIONS:
One
of, each of, and every of take singular verbs.
One of
+ plural noun + singular verb
Each of +
plural noun + singular verb
Every of +
plural noun + singular verb
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j)
None
of the boys is here
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k)
None
of the boys are here
(informal)
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Subjects
with none of are considered singular in very formal English, but plural verbs
are often used in informal speech and writing
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l) The number of students
in the class is fifteen
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m) A number of students were late
for class
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COMPARE
: In (l): The number is the subject. In (m): A number of is an expression of
quantity meaning “a lot of.” It is followed by a plural noun and a plural
verb
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