dịch: Những người sống ở San Francisco, Hoa Kỳ trả lời câu hỏi này 'Điều gì đã xảy ra Cầu Cổng Vàng trong Trận động đất Loma Prieta năm 1989?'

còn trả lời thì chịu

dịch ra đúng không

Đúng rồi

Question 10. Why don’t we burn plas trash?10 điểm   

A. Because we do not have enough fuel.   

B. Because plas is non-flammable.   

C. Because plas is not harmful to the environment.   

D. Because burning plas releases harmful smoke.

Question 10. Why don’t we burn plas trash?10 điểm   A. Because we do not have enough fuel.   B. Because plas is non-flammable.   C. Because plas is not harmful to the environment.   d. Because burning plas releases harmful smoke.

Đáp án:

D nha

HT~

Question 8. A material which is NOT an electrical insulator _______.10 điểm  

 A. does not allow electricity to pass through it easily   

B. does not allow heat to travel through it easily   

C. allows heat to travel through it easily   

D. allows electricity to pass through it easily   

Question 9 : 

Rubber is a good       material but plas is not.

A. elas

B. flexible

C. waterproof

D. insulating

Question 7. What are the alloys of iron?10 điểm   

A. Aluminum and copper   

B. Cast iron and steel   

C. Lead and aluminum   

D. Steel and copper

trả lời :

B. Cast iron and steel

HOCTOT

Question 9. “Calcium is a ... (1) ... which helps you to grow strong ... (2) .... Calcium can be found in ... (3) ....”. The appropriate words to fill in the blanks (1), (2), (3) respectively are 10 điểm   

A. protein, bones, meat   

B. protein, heart, milk   

C. mineral, heart, meat   

D. mineral, bones, milk

Question 9. “Calcium is a ... (1) ... which helps you to grow strong ... (2) .... Calcium can be found in ... (3) ....”. The appropriate words to fill in the blanks (1), (2), (3) respectively are 10 điểm   

A. protein, bones, meat   

B. protein, heart, milk   

C. mineral, heart, meat   

D. mineral, bones, milk

d nha bạn

Question 10. Fiber in some kinds of food is necessary for the digestive system to work normally. We need to eat enough food rich in fiber. The kinds of food rich in fiber are ……10 điểm   

A. rice and corn.   

B. eggs and milk.   

C. fruits and vegetables.   

D. meat and fish.

A nhé bn

Question 6. Which of the following is NOT a mixture?10 điểm  

( A). Pure water   B. Salt water   C. Muddy water   D. Tap water

trả lời :

A. Pure water   

B. Salt water 

  C. Muddy water   D. Tap water

^HT^