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làm ơn, mình đang cần rất gấp !!!!!!!!!!!!!



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1.What does a 'balanced diet' mean? ( Answer the question)

A balanced diet is a diet that contains differing kinds of foods in certain quantities and proportions so that the requirement for calories, proteins, minerals, vitamins and alternative nutrients is adequate and a small provision is reserved for additional nutrients to endure the short length of leanness

2. He / slow/ careful/ driver / than/ I/ ./ (Write the whole sentences)

He is a slower and more careful driver than I am

3. What's the ( thick) of this book? ( Supply the correct form of the word in the bracket)


4. Is there any ( good)   in cucumber? (Supply the correct form of the word in the bracket


5. She was an active participant in social activities. ( Rewrite the following sentences)

She participated actively in social activities

6. They were born in 1999 and so was he. ( Correct only one mistake)

was => is

7. Until recently, man couldn't fly highly. ( Correct only one mistake)

highly => high

8. Minh prefers the detective film to anything else. ( Make the question)

What does he prefer detective film to?

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1 phút trước

Oxit bazo :

CuO : Đồng II oxit

Oxit axit :

SO3 : Lưu huỳnh trioxit

P2O5 : Điphotpho pentaooxit

Axit : 

HCl : Axit clohidric

HClO4 : Axit pecloric

Bazo : 

Fe(OH)3 : Sắt III hidroxit

Muối : 

Ba(NO3)2 : Bari nitrat

ZnS : Kẽm sunfua

NaH2PO4 : Natri đihidrophophat

Mg3(PO4)2 : Magie photphat

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