"When was it invented?" PPT courseware 7

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"When was it invented?" PPT courseware 7

Ⅰ. Fill in the words

1. Almost; almost (adv. )____________________

2. Ruler; Dominator(n.)____________________

3. Boil; boil (v. )____________________

4. Remain unchanged; remain (v. )____________________

5. smell (n. ) ____________________

Answer: 1. nearly　2. ruler　3. boil　4. remain　5. smell

6. Translation (v. ) _______________

7. to lock; to lock (v.)_______________

8. earthquake (n. ) _______________

9. suddenly(adj.)_______________

10. accident (n. )→__________ (adj. ) unexpected; accidental

11. nation(n.)→__________ (adj.) national; national

12. music (n. )→__________ (adj. ) musical; musically gifted

Answer: 6. translate　7. lock　8. earthquake　9. sudden

10. accidental 11. national　12. musical

Sentence word filling

1. Tea was invented by accident.

Tea__________ invented__________ __________.

2. Shennong, a Chinese ruler, is said to have been the first to discover that tea could be drunk as a beverage.

__________ __________ __________ that a Chinese ruler called Shen Nong was the first__________ __________ tea as a drink.

Answer: 1. was; by accident　2. It is said; to discover

3. It is believed that tea was brought to Korea and Japan in the sixth and seventh centuries.

__________ __________ __________ that tea__________ __________ to Korea and Japan during the 6th and 7th centuries.

Answer: It is believed; was brought

[Inductive expansion] It +be +past participle +that clause

(1)It is believed that. . . People think that...

(2)It is supposed that. . . According to speculation...

(3)It is reported that. . . According to reports...

(4)It’s known that. . . well known...

Grammar focus

[Observation and Comprehension] Observe the following sentences and think about the use of the passive voice in the past tense.

①The computer was invented in 1976.

②The computer wasn’t invented in 1876.

③Was the computer invented in 1976?

④When was the computer invented?

⑤Who was the computer invented by?

1. Passive voice in simple past tense

1. Formation: subject + was/were + past participle of transitive verb.

2. Various sentence patterns:

① Affirmative sentence: subject + was/were + past participle of transitive verb + others.

② Negative sentence: subject + was/were + not + past participle of transitive verb + others.

③General questions: Was/Were + subject + past participle of transitive verb + others?

④Special interrogative sentences: Special interrogative words + general interrogative sentence pattern?

2. Several issues that should be paid attention to when using passive voice

1. Intransitive verbs do not have passive voice.

What will happen in 100 years? What will happen in 100 years?

2. Some verbs use active form to express passive meaning.

①This pen writes well. This pen is easy to use.

②This new book sells well. This new book sells well.

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Update Time: 2024-10-04

This template belongs to English courseware People's Education Press Ninth Grade English Volume 1 industry PPT template

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