YOU CAN'T MAKE MERCURY OF EVERY LOG. 

ДУРАКА УЧИТЬ - ЧТО МЁРТВОГО ЛЕЧИТЬ. ​​​​​​

Explanation :

You can become educated and learned if you  have capabilities. But if you lack them, you are unlikely to become educated. 

All attempts to do it are useless. 

Tasks. 

1. Answer the questions. 

1) Do you agree with the statement? 

2) Is it possible to educate anybody who is unteachable or not? 

3) Why is it difficult to teach a person with little mental abilities? 

4) You can make mercury of any log, can't you? 

5) Who can teach a person with limited mental abilities? 

2. Put the words in the right order to make a sentence. 

1) a, even, hardly, teacher, will, silly, person, educate, a, good. 

2) to, it, person, impossible, a, dead, cure, is. 

3) mental, be, have, people, some, abilities, can, who,  taught. 

3. Make up situations using the following  words and word combinations:

a teacher, teach all pupils, to write and read, pupils, difficult to be taught, to put it mildly, does everything, to help, all they can do, to tell, how much is two by two, understands, can't do mercury of every log, but, must. 

Keys:

Task 2

1) Even a good teacher will hardly educate a silly person. 

2) It is impossible to cure a dead person. 

3) People who have some mental abilities can be taught.