If I fall ill, I'll see my doctor.
如果生病了，我会去看大夫。
Jack looks as if he is going to fall ill.
杰克看上去好像要生病的样子。
What if I fall ill while I'm away on holiday?
如果我在放假时生病了怎么办？
It is easy for the old to fall ill in winter.
老年人很容易在冬天生病。
People often fall ill because of cold weather.
人们经常因为天冷而生病。
I am very healthy, and I almost do not fall ill.
我非常健康，我几乎不生病。
When pets fall ill, they need to be sent to the special hospital for pets.
当宠物生病的时候，它们需要送去专门的宠物医院。
It is said that many students at the school started to fall ill in late 2015.
据说该校的很多学生从2015年底开始生病。
She is afraid her husband will fall ill if he doesn't get rid of his bad habit of smoking both at home and at work.
如果丈夫不改掉在家和工作时都抽烟的坏习惯，她担心他会因此而生病。
If I fall ill, I will stay home.
如果我病了，我会待在家里。
I fall ill because of the cold weather.
我因为寒冷的天气病了。
You have to see a doctor if you fall ill.
如果你病了就赶快看医生。
我担心他会生病。
Any one of us is liable to fall ill.
我们之中的每个人都容易生病。
你什么时候病的？
When we fall ill, we rely on the healthcare equipment used to treat us.
身患疾病时，我们希望可以依赖可靠的医疗器械来治愈疾病。
The potential supply-side effects of a pandemic come mainly because people fall ill or die.
世界性大规模疫病对供应面的潜在影响主要来自于人们染病或死亡。
Several times he broke the engagement off, and she would fall ill, and friends would make peace.
他曾好几次取消了婚约，她因此卧病在床，朋友又劝他俩和好。
A stout, hearty lass like Catherine, does not fall ill for a trifle; and that sort of people should not either.
一个像凯瑟琳那样的健壮活泼的女人是不会为了一点小事就病倒的。
Many people in their district fall ill from malaria, including Lang's father, who is unable to work at times.
在他们居住的地区有很多人都得了疟疾，包括Lang的父亲，他有时不能工作。
People with HIV infection, however, in close contact with a TB patient, are more likely to catch TB and fall ill.
但是，艾滋病毒感染者与结核患者密切接触，更有可能感染结核和患病。
Individuals who are ill should delay travel plans and returning travelers who fall ill should seek appropriate medical care.
患病的个人应当推迟旅行，处于归途的生病的旅行者应当寻求适当的医疗救助。
Individuals who are ill should delay travel plans and returning travellers who fall ill should seek appropriate medical care.
患病者应当推迟旅行计划，旅行归来后患病者应适当就医。
As a result, diarrhoea is a major cause of malnutrition, and malnourished children are more likely to fall ill from diarrhoea.
因此，腹泻是营养不良的一个重要原因。而营养不良的儿童也较易腹泻。
As a result, diarrhoea is a major cause of malnutrition, and malnourished children are more likely to fall ill from diarrhoea.
因此，腹泻是营养不良的一个重要原因。而营养不良的儿童也较易腹泻。
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