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科目： 來源：專項題 題型：單選題

Mother wanted to be a good provider, a role she _____ since her marriage to Father.
[     ]
A. shoulders
B. shouldered
C. is shouldering
D. has been shouldering

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科目： 來源：專項題 題型：單選題

We _____ on this project for four hours. Let's have a rest.
[     ]
A. are working
B. have been working
C. worked
D. had worked

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科目： 來源：專項題 題型：單選題

I have to see the doctor because I _____ a lot lately.
[     ]
A. have been coughing
B. had coughed
C. coughed
D. cough

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科目： 來源：福建省月考題 題型：單選題

— I'm sure Andrew will win the first prize in the final.
— I think so. He ______ for it for months.
[     ]
A. is preparing
B. was preparing
C. has been preparing
D. had been preparing

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科目： 來源：北京期中題 題型：單選題

— Bob! How's your project? I heard you started it last Friday, right?
— Oh! I _____ for it. But I haven't decided when to do it.
[     ]
A. have prepared
B. had prepared
C. have been preparing
D. was preparing

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科目： 來源：北京期末題 題型：單選題

It's nice to see you again. What _____ since we last met?
[     ]
A. have you done
B. had you done
C. have you been doing
D. did you do

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科目： 來源：江蘇模擬題 題型：單選題

一 Now the weight. Only 115. You'd better put on a few pounds.
一 Wel1, actually I _____ like a horse.
[     ]
A. ate
B. was eating
C. have been eating
D. will eat

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科目： 來源：湖南省模擬題 題型：單選題

Recently Peter _____ to do his homework, and instead insists on wasting his time playing computer games,
which extremely annoys his father.
[     ]
A. had been refusing
B. has been refusing
C. was refusing
D. refused

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科目： 來源：福建省模擬題 題型：單選題

— That's the third time he's won the award in this field.
— Yes. He _____ his maximum potential in the past decade.
[     ]
A. explored
B. is exploring
C. has been exploring
D. had explored

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科目： 來源：海南省模擬題 題型：單選題

— I wonder if you could go to the movie with me.
— Oh, just leave me alone. I _____ a composition all the morning and haven't finished yet.
[     ]
A. write
B. was writing
C. have written
D. have been writing

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