下面哪一个是指国际互联网( )

A、糖尿病患者
B、下肢无力患者
C、胃切除手术后恢复期患者
D、偏瘫患者

17. A. many B. much C. any D. some
18. A. as well B. either C. too D. as well as
19. A. was born B. is born C. were born D. are born
20. A. when B. how C. which D. where