Fill in the blanks with suitable word. Use only one word for each gap.

Road accident is (a) ------ regular phenomenon in Bangladesh. Many people die (b) ----- road accidents every year. So, it is considered a (c) ------. Road accidents occur for (d) ------ reasons. Many factors are (e) ------ for road accidents. The most common cause is (f) ----- driving. Sometimes they drive night coach (g) ------ on the same day. The drivers do not check the engines (h) ------ before they start driving. The roads are two-lane roads (i) ------ any dividers. These are some of the (j) ------ reasons of road accidents in Bangladesh.

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.