He has to go to see the doctor.改为否定句
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Hehastogotoseethedoctor.改为否定句Hehastogotoseethedoctor.改为否定句Hehastogotoseethedoctor.改为否定句Hedoesn''thave
He has to go to see the doctor.改为否定句
He has to go to see the doctor.改为否定句
He has to go to see the doctor.改为否定句
He doesn't have to go to see the doctor.