জেএসসি পরীক্ষার প্রস্তুতি

16. Ans : (a) Traveling makes us free from superstition. (b) It gives us perfection to our bookish or theoretical. (c) It widens our outlook and orientation. (d) Mere bookish knowledge is not enough for us. (d) Public awareness should be raised to stop air pollution. 17. Ans : (a) We need patriotism and sincerity for development. (b) Bangladesh will be a developed country in near future. (c) Development won't be possible without national unity. (d) We needn't be disappointed at all. 18. Ans : (a) Youth is the best time of his life. (b) It is the time of sowing seeds of life. (c) We must sow the seeds of industry and honesty in this time. (d) Thus our future be moulded properly. 19. Ans : (a) A crow was very thirsty. (b) He wanted to drink water. (c) He flew from one place to another in search of water. (d) At last, he found a jar in a garden. 20. Ans : (a) Water is an important element of the environment . (b) It is polluted in many ways. (c) It is essential for all living beings. (d) Clean water is safe for us