Complete the following text with right forms of the verbs given in the box:

talk	enable	live	prove	be
choose	give	fail	suffer	take

There are several reasons why friendship (a) _____ so necessary in human life. A man without a friend feels like a man (b) ____ alone in an isolated place. Moreover, it (c) _____ him lead his life in a better way. By (d) _____ to a friend a man can get relief. The advice (e) ____ by a friend is sometimes more reliable than his own judgement. Thus, it (f) _____ that friendship is really important. But a man must (g) _____ time while (h) ______ a friend. If he (i) _____ to select the right person as a friend, he (j) _____ in the long run.

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.