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科目： 來源：同步題 題型：單選題

It's our duty to keep our environment____.   
[     ]
A.clean    
B.cleaning    
C.to clean    
D.cleanly

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科目： 來源：同步題 題型：單選題

—Where is the paper I put on the table just now?
—Sorry. I thought it was         paper and threw it away.
[     ]  
A. waste                
B. helpful
C. useful                
D. beautiful

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科目： 來源：同步題 題型：單選題

Though the weather is very cold,those flowers in the garden are still     _   .    
[     ]
A. dying    
B. dead    
C. live    
D. alive

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科目： 來源：同步題 題型：單選題

She was    ___  buy the new book in that book store.
[     ]
A. eager for    
B. eager to
C. eagerly for   
D. eagerly to

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科目： 來源：期中題 題型：單選題

No one knows whether(是否) he is _____ or dead.
[     ]
A.alive  
B.living  
C.lively  
D.live

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科目： 來源：同步題 題型：單選題

The little Tommy was so________that he slapped him  hands when he saw his Christmas presents.    
 [     ]
A. nervous                        
B. excited    
C. worried                        
D. disappointed

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科目： 來源：同步題 題型：單選題

He felt ________about what to do next.  
[     ]
A. frightened.                    
B. happy    
C. surprised                    
D. puzzled

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科目： 來源：同步題 題型：單選題

The students looked         ,so the teacher repeated the question.  
[     ]
A. puzzled      
B. worried    
C. excited  
D. angry

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科目： 來源：同步題 題型：單選題

His pet cat is missing. He feels very _____.
[     ]
A. careful    
B. happy
C. trembled    
D. sad

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科目： 來源：同步題 題型：單選題

I'm very _____. Is there anything to eat?  
[     ]
A. hungry    
B. thirsty    
C. full    
D. weak

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