初中英语语法ppt课件
6
在被动语态中,主语是动作的承受者,主要用于下列几种情况 中: (1)不知道动作的执行者是谁。 This watch is made in China.这块手表是在中国制造的。 (2)没有必要指出动作的执行者是谁。 More trees must be planted every year.每年都应该种更多的 树。 (3)需要强调或突出动作的承受者。
2 一般过去时
did
was/were+过去分词
3 一般将来时 will/be going to+动词原 will/be going to+be+过去分词
形
4 过去将来时 would+动词原形
would+be+过去分词
5 现在进行时 am/is/are+现在分词
am/is/are+being+过去分词
B. will finish
C. will be finished D. would finish
过去将来时态:would + be+过去分词
6、The old scientist said that he ______ to visit their country
before long .
A. invited
1、The Chinese food _____ to be the healthiest in the world. A. considers B. is considering C. is considered D. has considered
过去时态:was/were +过去分词
2、John __,for he went swimming yesterday without permission.
A. would punished B. had punished
C. punished
D. was punished
现在进行时态:am/is/are +being +过去分词
3、---- Have you moved into the new house ?
---- Not yet .Rooms _______.
6 过去进行时 was/were+现在分词
was/were+being+过去分词
7 现在完成时 8 过去完成时 9 含情态动词
have/has+过去分词 had+过去分词
情态动词+动词原形
have/has+been+过去分词 had+been+过去分词
情态动词+be+过去分词 3
一般时态:am/is/are +过去分词
English is spoken by many people. ②He washed his shoes yesterday.
______on .
A. operated
B. was operated
C. was operating D. was being operated
一般将来时态:will + be+过去分词
5、The new school ______ when the new term begins.
A. finishes
A. are painting
B. are painted
C. are being painting D. are being painted
4
过去进行时态:was/were + being +过去分词
4、Mr. Wu was in hospital . when we went to see him , he
B. had invited
C. was inviting D. would be invited
5
现在完成时态:have/has + been +过去分词
7、With the help of the Hope Project, more and more new schools _____ in the poor area.
A. built
B. have built
C. have been built D. have been building
过去完成时态:had + been +过去分词
8、He came out and told us that the work __________.
A. finished
B. was finished
2.
被动语态基本构成:be+过去分词
被动语态由“助动词be+及物动词的过去分词”构成。 助动词有人称、数和时态的变化,其变化规则与be作为 连系动词时完全一样。其后的实义动词必须为及物动词, 或“动词+介词”构成的及物动词短语。
2
时态
主动语态
被动语态
1 一般现在时
do/does
am/is/are+过去分词
Chinese is spoken by more and more people in the world. 世界上越来越多的人说汉语。(强调汉语的使用广泛) (4)句子的主语是动作的承受者。 Many houses were washed away in the flood.许多房屋被洪 水冲走了
1
动词的语态
1.英语中动词有两种语态: 主动语态表示主语是谓语动词的执行者。 被动语态表示主语是谓语动作的承受者。例如:A talk on science will be given in our school next Monday. 下周一在我们学校将会有一场关于科学的演讲。
7
(1)主动语态变为被动语态:
把主动语态改为被动语态可按“一变 、二套 、三注意 ” 来进行。即:
①变---把主动语态的宾语改为被动语态的主语,把主 动语态的主语改为被动语态的介词by的宾语。
②套---根据原句的时态套用相应时态。 ③注意--注意人称的变化而引起的主谓一致问题。 例:①Many people speak English.
C. had finished D. had been finished
情态动词:情态动词+be +过去分词
9、The programmes ___ easily if you use a short wave radio.
A. can pick up B. pick up
C. picked up D. can be picked up