Period 4 语法专题课
学习目标
1.Remember the three principles.
2.Use collective nouns correctly by understanding their meanings in certain situations.
感受新知
一、语法一致原则
1.当主语由and连接时,如果表示同一人或同一物时,谓语动词用单数形式,此时and后面的名词前无冠词;如果表示不同的人或物时,谓语动词用复数形式,此时and后面的名词前有冠词。
(1)The worker and writer (be) from Wuhan.
(2)The worker and the writer (be) from Beijing.
(3)A knife and fork used to have meals.
(4)The singer and dancer on the stage.
(5)The League secretary and monitor asked to make a speech at the meeting yesterday.
A.is B.was
C.are D.were
2.动词不定式(短语),动词-ing(短语),或从句作主语时,谓语动词常用单数形式。
(1)Going out for a walk after supper (be) a good habit.
(2)Whether we'll go (depend) on the weather.
3.不定代词somebody,someone,something,anybody,anything,everybody,everyone,everything,nobody,no one,nothing等作主语,谓语动词用单数形式。
(1)Something (has,have) gone wrong with my watch.
(2)Anybody who (break,breaks) the rule will be punished.
4.倒装句中的语法一致。
(1)Two pictures on the wall,which attract many people.
(2)On the wall two pictures,which attract many people.
(3)Their teacher among the students,who is in her thirties.
(4)Among the students their teacher,who is in her thirties.
5.由分数或百分数+名词作主语时,谓语动词的形式与of 后面的名词的数一致,即分数或百分数+of+不可数名词或单数名词,谓语动词用单数形式,分数或百分数+of+复数名词,谓语动词用复数形式。
(1)Ten percent of the pupils absent today.
(2)Three-fourths of the surface of the earth sea.
【尝试运用】
(1)Reading English newspapers and magazines helpful to our study of English.
(2)Whether he comes or not of no matter.
(3)To say one thing;to do another.
(4)Listening,speaking,reading and writing four skills for English study.