新牛津深圳版八年级英语下册《Unit 7 Period 4 Grammar》精品课件(共13张PPT)

We can also use because of to give the reason for something.
They went to the forest because of their curiosity.
Tina woke up at midnight because of a loud noise.
Exercise: 1.He found it increasingly difficult to read,
____ his eyesight was beginning to fail. A. and B. for C. but D. or
2.He didn't go to work_____the heavy rain A .because B. because of
Unit7
Adverbial clauses
Adverbial clauses of reason tell us why t as and since to start adverbial clauses of reason.
3. (Because) Tom ran away because an alien saw them and made a terrible noise.
4.(Since) Tom’s father refused to believe him since no one else saw these aliens.
C. so
D. since
3.–Did you call Sara back?
-I didn’t need to, ______we’ll have a
meeting together tonight.
A. though
B. unless
C. because
D. if
4.I didn’t go to the party not _____the weather but _____I didn’t feel well. A. because of; because B. because because of C. because; because D. because of; because o
She decided to explore the forests because of it.
We can use a noun, a noun phrase or a (subject pronoun/object pronoun) after because of.
Write sentences about the story on page 99 by using because of .
4. Their dad was not sure about the children’s story/ the writing on the piece of paper
Their dad was not sure about the children’s story because of the writing on the piece of paper.
1. Tina was surprised/the yellow light in the sky
Tina was surprised because of the yellow light in the sky.
2. The aliens landed on this planet / an accident
The aliens landed on this planet because of an accident.
3. The children ran away from the forest/ the aliens.
The children ran away from the forest because of the aliens.
Adverbial clause of reason Main clause
Because
As
no one else saw I refuse to
Since these aliens
believe you.
We can also put the adverbial clause of reason after the main clause.
Main clause
I refuse to believe you,
Adverbial clause of reason
because
as
no one else saw
since
these aliens.
The police officer asked Tom some more questions about the aliens. Match the questions with the answers. Then use them to complete the police officer’s notes with as, since or because.
b a d c
1. (because) Tina was sure that something landed in the forests near the hills because she heard a loud noise last night.
2. (as) Tom and Tina hid behind some bushes as they heard some voices speaking a strange language.