— Are you ______ now?
— Sorry,I am very busy.
happy
free
fat
fine
A选项意为 “高兴的”,B选项意为 “空闲的”,C选项意为 “肥胖的”,D选项意为 “好的”。由答语中的busy一词可知是问 “你现在有空吗?”,故答案选B。