主语和谓语通常在语法形式上保持一致，即主语是单数形式时，谓语动词也用单数形式；主语是复数形式时，谓语动词也用复数形式。如：He does well in maths.
Lucy is a good girl, she likes helping others.
There is a lot of water in the bottle. No news is good news.
特别提醒：不可数名词前若有表示数量的物量词，则谓语动词与物量词本身的形式一致。例如：One million tons of oil were produced last year.
To learn English well isn’t easy. What you said seems impolite.
What?the?students?need B good?books.??A.?is??B.?are????C.?have??D.?has?
3)主语是 either，neither或主语被 either，neither 修饰时。例如：
Either of the answers is correct.
Neither answer proves to be correct.
Nobody is absent.
主语是 each 或单数主语被 each，every 修饰时,
Each of the boys has a pencil box.
Here every student is good at drawing
当“one of/the number of +名词复数”作主语时
The number of teachers in my school is 138.
One of his uncles is an engineer.
One of the teachers who work in No.4 High School is his uncle.
She was the only one of the girls who was late for class today.
1）“a number of＋名词复数”做主语时，其谓语动词用复数
A number of trees were planted in our city last year.
and 或both...and...连接主语时，其谓语动词用复数,但如果并列主语指的是同一个人，同一事物或同一概念时，谓语动词用单数形式，这时and后面的名词没有冠词,前面有each, every, many a, no等修饰时， 谓语动词通常仍要用单数形式。例如： Each boy and each girl was congratulated. 每个男孩和女孩都受到了祝贺。
Both you and I are right. Tea and milk are good for our health.
Truth and honesty is the best policy.
To love and to be loved is the great happiness.
Going to bed early and getting up early is a good habit.
A knife and fork is on the table.
Every hour and every minute is important. 每时每刻都是重要的。
Many a boy and many a girl has seen this painting. 许多男孩和女孩都看了这幅油画。
No man and no animal is to be found on the moon. 在月球上没发现人和动物。
No teacher and no student is admitted. 师生一律不得入内。
主语后有with,along with, like, except, besides, including, as well as, together with, rather than, except, but, besides, in addition to, added to, rather than, more than, no less than等连接的名词或代词时
Tom with his parents is watching TV now.
a lot of/lots of/plenty of/all/ most of/分数/百分数 + 名词时，
Lots of people have been there. Two thirds of the work has been done.
The people in the park are having a good time now.
The Blacks enjoy working in China.
The young are very energetic.
表示时间、距离、金额、度量/数学运算等词语作主语时，通常被视作整体，谓语动词用单数。Two months is a long holiday.
Twenty years is not a long time. (二十年光阴， 弹指一挥间。)
Twenty years have passed since he left.（ 他离开已二十个年头了。）
成双成对出现的复数名词(glasses， scissors， shoes， trousers，pants，gloves，stockings等)作主语时，通常谓语动词用复数，但如果前面有a/the pair of；a/the suit of等词语时，则谓语动词要用单数。
Those trousers are Lucy’s.
A pair of scissors is a useful tool for a dressmaker.
either...or...; neither...nor...; not only...but also...或or 连接的两个主语，谓语v.遵循“就近原则”;
Neither she nor I am from Canada.我和她都不是加拿大人。
Not only you but also your brother says right.
There be,Here be 结构中
It ___ for this season ___ her uncle moved out of New York.
A is,which B was,why C was,that D were,how
The professor and author ___ come to our school.
A has B have C are D were
Neither Lucy nor I ___ at school on Sundays.
A are B am C is D were
The spy was being searched for by the police who ___ running after him.
A has been B were C are D was
My family all ___ in for pop music.
A goes B go C going D gone
More than 2 million people ___ visited the Pyramids of Egypt.
A has B have been C have D had to
Serving the people and motherland ___ my great happiness.
A is B am C were D are
I’m afraid that he or you ___ taken my umbrella away by mistake.
A has B have C is D are
Each of the students working hard at his or her lessons ___ to go to university.
A hopes B hope C hoping D hoped
Every means ___ tried at least three times.
A have been B has been C are D were
He together with his parents, ___ to Beijing.
A go B have gone C goes D has gone
Mr. Brown has two sisters, but either ___ out of work now.
A is B was C are D were
Since all ___ here, let’s begin the meeting.
A is B was C were D are
Two weeks ___ enough for us to have a trip to Tibet.
A is B are C have D were
Tom is one of the cowboys who ___ that farm on time.
A reaches B got C reach D gets to
This is the one of the articles on the subject ___ written in French.
A that has ever been B which have ever been
C that have ever been D which has ever
Movies of this kind ___ not worth seeing again.
A is B are C did D has
Neither of them ___ to climb the high tower.
A dare not B dares C did not dare D daring
Eighty-five percent of the students in our class ___ passed the examination.
A have B has C was D were
Three-fourths of the surface of the Earth ___ covered with water.
A are B is C had D has had
More than seventy percent of the population of this country ___ living in rural areas.
A is B has C are D have
Every desk and every chair in the classroom ___ to be cleaned today.
A are B is C have D were
As is known to us, the English ___ to talk about weather.
A likes B like C loves D liked
Between the two tall buildings ___ a monument.
A stand B standing C stands D is standing
Your school clothes fit you well, but mine ___ me.
A don’t fit B doesn’t fit C don’t fit for D aren’t fit
Nobody but Jane ___ the secret.
A know B knows C have known D is known
All but one ___ here just now.
A is B was C has been D were
Not only Mary but also her parents ___ invited to attend the meeting last Friday.
A was B were C had been D are
A library with five thousand books ___ to the nation as a gift.
A is offered B has offered C are offered D had offered
When and where to build the new factory ___.
A is not decided B are not decided
C has not decided D have not decided
The test on spelling ___ as your homework.
A is to be done B are to do C are to be done D will do
The rest of the food ___ in the refrigerator.
A is to keep B are to keep C are to be kept D is to be kept
Quite a number of the young ___ for the job.
A has applied B have applied
C have been applied D has been applied
The number of the magazines in our school ___.
A is increasing B are increasing
C being increasing D have increased
Large quantities of fish ___ in the lake.
A is caught B have caught C has been caught D have been caught
She was the only one of the girls who _____late for class today.
was B.were C. does D. has
Every hour and every minute ______important.
are B. is C. were D was
Many a boy and many a girl _________ this painting yet.
haven’t seen B. see C. hasn’t seen D. doesn’t see
Twenty years _________ since he died.
was passed B. pass C.passes D. have passed
Whose ______ these pencils on the desk?
are B. is C. was D. have
1-5 CABBB 6-10 CABAB 11-15 DADAC 16-20 ABBAB
21-25 CBBCA 26-30 BDBAA 31-35 ADBAD 36-40 ABCDA