Fill in the gaps with appropriate preposition :
Love for motherland is inherent (a) ——— man. A man who is devoid (b) ——— love for his motherland is not a true patriot. A genuine patriot loves his motherland (c) ——— the core of his heart. He dedicates his whole life (d) ——— the service of his own country. He is prepared to lay (e) ——— his life for the greatest interest of his motherland. Our freedom fighters are the proud sons of our country. They took pride (f) ——— fighting for the country (g) ——— our enemy. They never retreated (h) ——— the battle field rather swooped (i) ——— the enemy valiantly. Their sacrifice will end (j) ——— vain if we fail to build our own country.