Ex. 6. Make the following sentences interrogative and negative.

1. This relation is expressed symbolically. 2. Such numbers are easily multiplied. 3. These problems are discussed at the seminars. 4. Various examples were given at the last lesson. 5. I was told to solve another equation. 6. All the facts were summarized in that expression. 7. The line will be divided into several parts. 8. The conference will be held next week. 9. This exercise was done in the classroom yesterday. 10. The common solution will be examined tomorrow.

Ex. 7. Ask special questions.

1. All the students will be examined next week. (When) 2. This equation is called linear. (What) 3. The Latin alphabet is used in algebra. (Where) 4. They were told about the scientific conference. (Who) 5. Some new rules were given at the last lesson. (What, when) 6. The necessary equation will be written on the blackboard. (What) 7. This algebraic expression was discussed in the previous chapter. (Where) 8. Terms are usually written with the signs before them. (How) 9. The concept of an equation was explained yesterday. (When) 10. The values of the unknowns are called the roots. (What)

Ex. 8. Translate from English into Russian. Mind the use of Modal Verbs.

1. This equation can be solved easily. 2. This algebraic expression can be evaluated. 3. The result must be obtained today. 4. One or more numbers can be described by stating a condition. 5. The following condition must be satisfied. 6. The result must be checked by division. 7. A fractional equation may be changed into an integral equation. 8. Like terms must always be combined. 9. The results of the research can be sent tomorrow. 10. Some interesting information on the system of equations can be given at the next lecture.

<== попередня сторінка	\|	наступна сторінка ==>
Equations and Identities	\|	Ex.1. Analyze these pairs of sentences and compare the predicates given there.

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