Exercise 2. Study the following structures and make up vari­ous meaningful sentences in analogy.

 

The purpose of this paper (A) is to describe the fundamental properties (B) of crystals.

A. The aim of the discussion

The task of the research group

The original idea of the book

The objective of the experiment

The subject of the report

B. to point out general tendencies

to suggest some fresh ideas for research

to review recent development in the field

to develop a special apparatus suited for research

to take into consideration all the essential factors

 

Exercise 3. Identify the function of the infinitive.

 

1) The technique of collecting information will differ accor­ding to the problem to be solved. 2) This is not an opportunity to be thrown away. 3) An interesting distinction to be made here is between problems and techniques. 4) Another factor to be taken into consideration is the power of modern experimental tech­niques. 5) The problem to be investigated involves analysing the phenomenon of memory. 6) The apparatus to be assembled is very complicated.

 

Exercise 4. Give English equivalents of:

 

1) проблема, которую надо решить, 2) фактор, который надо при­нять во внимание, 3) выбор, который надо сделать, 4) данные, которые надо проанализировать, 5) статья, которую следует обсудить, 6) эксперимент, который надо провести, 7) метод, который надо применить, 8) грядущие года.