1. * chemists to develop insecticides to kill the adult mosquito and its young, and researchers to develop drugs to treat malaria sufferers;
    * 化学家开发杀虫剂来消灭蚊子的成虫和幼虫，研究人员开发药品来治疗疟疾患者；

2. We cancelled the party because I was ill.
    我们取消了那次聚会，因为我病了。

3. When she was nineteen months old, she fell ill and had a fever.
    她出生19个月后得了场病，发起高烧，

4. They treat their children very badly.
    他们对待子女很不好.

5. They went from jeweller to jeweller, looking for a necklace like the other, both of them ill with misery.
    为了找到一条相同的项链，他们跑遍了所有的珠宝店。两个人都苦恼极了。

6. That means, for example, that a doctor in Europe who is particularly learned will be able to treat patients in America after viewing their records via computer, deciding the correct dose of medicine to give the patient, or perhaps even remotely contr
    那就是说，举个例子，欧洲的一位医道高明的医生通过电脑看了病历就能给美洲的病人治病，决定病人用药的剂量，甚至还可以遥控一个操手术刀的机器人施行手术。

7. Nor is it only the ignorant and ill-educated person who has such faith in the bottle of medicine.
    并不只是那些无知和没受过良好教育的人才迷信药瓶子。

8. He became mortally ill a few months before we had planned to go and.
    在我们制订回国计划几个月之后，他患了致命的疾病.

9. He is seriously ill.
    他病得很严重。

10. He may be conceited, ill-mannered, presumptuous or fatuous,
    这些年轻人也许狂妄自负，举止无理，傲慢放肆，愚昧无知，