摘要： Half an hour has been made full of the problem. A. using; studying B. use; to study C. to use; to study D. use; studying
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Half an hour has been made full ______ of _____ the problem.
A. using; studying B. use; to study C. to use; to study D. use; studying
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Half an hour has been made full ______ of _____ the problem.
|
A．using; studying |
B．use; to study |
C．to use; to study |
D．use; studying |
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