---- One more question, Sir?
----Wait a minute. I ____ your questions for more than 30 minutes without a break.
Where is my cup?
| A．have been answering | B．have answered |
| C．had answered | D．answered |
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---- One more question, Sir?
----Wait a minute. I ____ your questions for more than 30 minutes without a break.
Where is my cup?
| A．have been answering | B．have answered |
| C．had answered | D．answered |
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