Asisknowntoall,weliveinaworldofgerms（细菌）.Itisimpossible...

问题详情：

As is known to all, we live in a world of germs（细菌）. It is impossible to avoid exposure. Genetic makeups may give some people ____41____ advantage over others. However, it does not stop people from becoming sick.

All of us have been a victim of an ____42____(ill) at some point in our lives. Moreover, it is likely that we ____43____(get) sick again in the future. Our best chances of avoiding sickness ____44____(be) by exercising and employing good _____45_____(habit).

While good hygiene and exercise serve as obvious advice to most people, eating _____46_____(healthy) is not always obvious. If you cannot define “healthy”, then your immune system will be happy ____47____(tell) you. The immune system is the foundation of our health. It works for us every day to keep us well. Ask _____48_____(you): “Are you making its job easier ____49____ harder?”

Like any system, the immune system is not different. It has a tolerance too. If you eat unhealthily, your immune system will make you aware of it.

Take a step in the right direction ____50____  including some healthy food in your diet.

【回答】

41. an    42. illness   

43. will get   

44. are    45. habits   

46. healthily   

47. to tell   

48. yourself      

49. or    50. by

知识点：语法填空

题型：未分类