9.The patient was in bad need of operation but there was no guarantee(保证) that she would survive the anaesthetic (麻醉剂),which made the doctors on the horn of a __________.( )
A. | process | B. | arrangement | C. | ceremony | D. | dilemma |
5.Some groups still have difficulty gaining ______ to social services.( )
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A. | access | B. | approach | C. | information | D. | knowledge |