21．I can’t advise you what to do and what not to do — it’s a matter of _________.
A. conscience B. comprehension C. awareness D. identification
22．The young couple have been admitted into a badminton club of late, where they can enjoy all the benefits and _________ of club membership.
A. charges B. procedures C. privileges D. circumstances
23．Jenny suggested our going on an outing to the countryside next weekend, but the rest didn’t sound very _________ about the idea.
A. anxious B. enthusiastic C. cautious D. secure
24．The newcomer to the TV station has just started her own programme, which deals with subjects as _________ as pop music and ancient Greek drama.
A. accurate B. familiar C. desperate D. diverse
25．At that very moment my mind went completely _________ and I forgot what I was supposed to be doing.
A. efficient B. abundant C. shallow D. blank