3 Part One. The Predicate



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Bog'liq
English for chemists Orginal

Section III
Ex. 1. Think of the situations when the polite ways of expressing request may be used.

I (you, he, she, we, they) should (would) like to; Vd tike to; Couldyou...

Example: 1 should like to read this book, I know it is very interesting, could you give it to me for some days?
Ex. 2.Translate the sentences into English, using expressions from exercise 1

1. He могли бы вы сказать мне, какие из этих статей стоит читать?

2. Ты не мог бы помочь мне псрсвсети это предложение? 3. Яхотел бы научиться читать химическую литературу без словаря. 4. Не могли бывы показать мне, где лаборатория аналитической химии? 5. Яхотел бы работать в этой лаборатории. 6. Ему хотелось бы прослушать весь курс лекций профессора N, но ему надо уезжать. 7. Она хотела бы за­ниматься в нашей группе. 8. Нам хотелось бы закончить работу поско­рее. 9. Ты не мог бы пойти со мной? 10. Не могли бы вы встретиться с вашим другом и попросить у него последний номер журнала?
Ex. 3. Make up sentcnccs o r sh o rt stories with th e following words:

1) be, interesting, phosphorus, always, scientist, it, peculiar, phosphorescence, because, possess, property; 2) phosphorus, substance, be, poisonous, dangerous, careful, handle, must, we; 3) allotropic, three, occur,

form, phosphorus, red, yellow, common, be; 4) belong, substance, phosphorus, category, inflammable
Ex. 4. Give d etailed answ ers to th e following questions:

1. Why did phosphorus interest alchemists? 2. What is the history of phosphorus? 3. What is to be known when you work with phosphorus?4. Describe modifications of phosphorus. 5. What are the properties of phosphorus?

Ex. 5. Discuss th e following topics:

1. The Discovery of Phosphorus.

2. The Phosphorus is a Dangerous Substance.

3. The Modifications of Phosphorus.

DO YOU KNOW THAT ...

One of the first known applications of phosphorus was the production of matches. At present phosphorus plays its most important part in agriculture. Phosphatic fertilizers are widely used in modem agriculture. The presence o f phosphates in the soil is necessary for plant growth.



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