结节
参考答案：
为局限性、实质性、深在性皮损，呈圆形或椭圆形，可隆起与皮面，亦可不隆起，需触诊方可查出，触之有一定硬度或侵润感。
—When will you come to see me, Dad?
—I will go to see you when you _____the training course. [ ]
A. will have finished
B. will finish
C. are finishing
D. finish
当a分别是1、下、3、人、5时，十a+1是质数还是合数？
