4. announce/ denounce/pronounce
I don't know how to       this word.
The minister's action was         in the newspaper.  
The invention of the microchip       a new generation of computers.
5. attain/ maintain/ retain/ sustain/obtain/detain/ contain
Mankind has been trying every means to       the balance of nature.          
I'm determined to      my purpose at any cost.
The foundations were not strong enough to      the weight of the house.  
Her memory     everything she reads. 
Further information can be       from our head office.
I was       in the police station as a suspect.  
This book       all the information you need.
6. ascribe/describe/prescribe/subscribe/inscribe/proscribe
The police asked me to        exactly how it happened. 
He       his success to good luck.
I told the jeweler to      the ring with my name.  
The sale of certain drugs is      by law. 
I        to several magazines. 
The law      heavy penalties for this offence.  
 
 
答案:
1.      pronounce, denounced, announced
  
2.      maintain, attain, sustain, retains, obtained, detained, contains
3.      describe, ascribes, inscribe, proscribed, subscribed, prescribes
 
 
 
4. announce/ denounce/pronounce
I don't know how to       this word.
The minister's action was         in the newspaper.  
The invention of the microchip       a new generation of computers.
5. attain/ maintain/ retain/ sustain/obtain/detain/ contain
Mankind has been trying every means to       the balance of nature.          
I'm determined to      my purpose at any cost.
The foundations were not strong enough to      the weight of the house.  
Her memory     everything she reads. 
Further information can be       from our head office.
I was       in the police station as a suspect.  
This book       all the information you need.
6. ascribe/describe/prescribe/subscribe/inscribe/proscribe
The police asked me to        exactly how it happened. 
He       his success to good luck.
I told the jeweler to      the ring with my name.  
The sale of certain drugs is      by law. 
I        to several magazines. 
The law      heavy penalties for this offence.  
 
 
答案:
1.      pronounce, denounced, announced
  
2.      maintain, attain, sustain, retains, obtained, detained, contains
3.      describe, ascribes, inscribe, proscribed, subscribed, prescribes