When someone gets a cold or the flu, his/her ....... system works to fight the infection. A.gentle B.warrior C.immune D.visual Answer and Feedback Answer:C do you want? view more test Xem thêm Share this post Some other questions you may be interested in. He goes to office by train daily. When are you going to Delhi? The prisoner escaped. Are you playing tennis? Suganya is typing. When I went back to my hometown three years ago, I found that a lot of changes ______. Ronnie, I ________________ you in a long time. How have you been? Sam __________ the marathon for the first time in 2009 Did you play tennis yesterday The Earth moves round the Sun