Fill in the blanks with suitable words: 

It is said that a true friend is (a) ________ asset. He stands (b) _________ his friends in time (c) _________ danger. He is not (d) ________ greedy person. He (e) _________ wishes for the welfare of (f) ___________ friend. But it is a matter (g) _________ regret that a true friend is very (h) ________ today. A selfish man cannot be a (i) _________ friend. He always thinks of his (j) _______ interest. 

We are not ungrateful to the freedom fighters.

Their contribution is the greatest thing. 

An imperative sentence expresses a command, request, advice, or suggestion. It typically starts with a base form of a verb, and the subject 'you' is often understood but not stated. To form a negative imperative, 'Do not' or 'Never' is placed at the beginning of the sentence.

In the given sentence, "You should never disrespect or forget our martyrs," 'should never' indicates a strong suggestion or advice against an action. To transform this into an imperative sentence, we remove the implied subject 'you' and the auxiliary 'should', directly starting with 'Never' to convey the strong negative command or advice.

Our government has built the national memorial with a view to paying tribute to their memories. 

 (e) A freedom fighter is greater than any other son of the soil.

Our independence was got/gotten by us for their sacrifice.