Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Watching less TV can help …………… electricity.
A.save
B.give
C.stop
D.use

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Solar panels should be placed on our …………… at home to catch the energy
A.balcony
B.roof
C.floor
D.basement

Tìm x
(Rút gọn kết quả về phân số tối giản)
x
-
1
=
1
 
 
 
 
2
 
3
 
 
x
 
 
=
1
1
 
 
 
 
3
 
2
x
 
 
=
 
 
 
 
 
 
 
 
A.+
B.5
C.6
D.

Choose the answer among A, B, C, D to complete each of the sentences below:
The government has launched a ______ aimed at educating young people about the dangers of drugs.
A.program
B.struggle
C.campaign
D.combat

Choose the answer among A, B, C, D to complete each of the sentences below:
Neil Armstrong, an American ______, was the first man to step on the moon's surface.
A.astronaut
B.astronomer
C.scientist
D.cosmonaut

Choose the answer among A, B, C, D to complete each of the sentences below:
When she was young she never had time to ______ her hobbies.
A.engage
B.delicate
C.persist
D.pursue

Choose the answer among A, B, C, D to complete each of the sentences below:
They've _____ a horrible new tower block where that lovely old building used to be.
A.pushed up
B.pulled down
C.put up
D.put down

Choose the answer among A, B, C, D to complete each of the sentences below:
There is now increasing concern about the world's energy...... particularly about those involving fossil fuels.
A.goods
B.resources
C.possessions
D.materials

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Your friendship should be based on ________ trust.
A.fragile
B.basic
C.blind
D.mutual

Choose the answer among A, B, C, D to complete each of the sentences below:
They're having a party in _______ of his 84th birthday.
A.ceremony
B.memory
C.celebration
D.honor