Cho các oxit: P2O5, CO, Fe3O4, Al2O3, CO2 và NO. Viết các PTPƯ xảy ra (nếu có) khi cho các oxit trên lần lượt tác dụng với H2O, dung dịch H2SO4 loãng và dung dịch NaOH

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EXERCISE 2: READING: Read the following text: HEALTHCARE Is there anything more important than health? It is the resource for everyday life. The World Health Organisation defined health as "a state of complete physical, mental and social well-being and not merely the absence of disease”. Human health has been the centre of scientists’ attention since ancient times. Health care is the prevention, treatment and management of illness. Our health is taken care of by professionals in medicine, nursing, and pharmacy. Combining medical technology and the human touch, it diagnoses, treats and nurses people around the clock, responding to the needs of millions. Nowadays health care has grown into an “industry”. General practitioners or (family doctors) become the first choice of many families when it comes to taking care of their health. Other services, including insurance, emerge as well, suiting every need of each and every person. Complete the sentences below using the words from the text: 1/ According to the WHO, health is not restricted to being free of ____________. 2/ Professionals in health care manage, find ways to prevent as well as provide ___________ for our sickness. 3/ Human factors, as well as ________________, play a major part in tending to our health. 4/ Some people prefer to have family doctors, also known as _______________, take care of them. 5/ A kind of service related to healthcare that has developed recently is ________________. EXERCISE 3: GAP FILLING: Provide the correct form of the verbs below: vaccinate – deteriorate – diagnose – examine – prescribe – discharge – prevent – recover 1/ In poor countries patients are sometimes ______________ from hospital before they are fully cured. 2/ It is advisable that we go to see the doctor regularly to have our body ______________. 3/ The patient was _______________ with heart disease. 4/ All children should be _______________ against infectious diseases such as measles. 5/ The doctor _______________ a drug to the patient to help him sleep. 6/ As soon as he ________________ from the surgery, he went to work. 7/ Some diseases, such as AIDS, are still incurable. Therefore, it would be best if one _____________ them. 8/ Because of his alcohol addiction, the old man’s health _______________ quickly and he died after one year of suffering