1. Read the text and change the sentences as directed :        
(a) Pohela Baishakh is undoubtedly the most celebrated festival in Bangladesh. (Complex)
(b) It is the first day of the Bengali year when the city roads get so jam packed. (Simple)
(c) Almost everyone enjoys the day in his own way. (Passive)
(d) Although I do not like gathering, I enjoy the activities of this day. (Compound)
(e) It is one of the most interesting days of the year. (Positive)
2. Read the text and change the sentences as directed :          
We are very much proud of our freedom fighters. (a) They fought for the country with a patriotic zeal (Make it compound). (b) They are the most courageous sons of our nation (Make it positive). (c) Everybody admires and respects them greatly (Make it passive). (d) Nobody denies their contribution to their motherland (Make it interrogative). (e) They will never be forgotten by their countrymen to the end (Make it affirmative).
3. Read the text and change the sentences as directed :          
(a) Cricket is a very exciting game. (Make it exclamatory) (b) People of all ages enjoy this game. (Make it passive) (c) At present cricket is the most popular game in our country. (Make it comparative) (d) Though cricket is a costly game, people of all classes enjoy playing it. (Make it simple) (e) Bangladesh is a test playing country but its standard is not high. (Make it complex)
4. Read the text and change the sentences according to the direction :            (a) Anger is nothing but a vice. (Interrogative)
(b) It is compared to flame. It begets only the worst. (Negative)
(c) So we should control it for our sake. (Passive)
(d) He who is taken by anger causes a lot of troubles. (Simple)
(e) Realising it we should try to be emotionally balanced. (Compound)
5. Transform the sentences as directed :           
(a) Helal refused the money. (Negative)
(b) Nasir earnestly desires to see her once. (Exclamatory)
(c) The house which I live in at present is comfortable. (Simple)
(d) He delivered a speech and everybody admired it. (Simple)
(e) It disturbed him but he did not know the reason. (Complex)
Answer
1. (a) It is Pohela Baishakh which/that is undoubtedly the most celebrated festival in Bangladesh./It is undoubted that Pohela Baishakh is the most celebrated festival in Bangladesh.
(b) On the first day of the Bengali year the city roads get so jam packed.
(c) The day is enjoyed by almost everyone in his own way.
(d) I do not like gathering but I enjoy the activities of this day.
(e) Very few days of the year are so/as interesting as it.
2. (a)  They had a patriotic zeal and so they fought for the country with it.
(b) No other son of our nation is so courageous as they.
(c) They are greatly admired and respected (by everybody).
(d) Does anybody deny their contribution to their motherland?
(e) They will always be remembered by their countrymen to the end.
3. (a) What an exciting game cricket is!
(b) This game is enjoyed by people of all ages.
(c) At present cricket is more popular than any other game in our country.
(d) People of all classes enjoy playing cricket despite its being a costly game.
(e) Though Bangladesh is a test playing country, its standard is not high.
4. (a) Is anger anything but a vice?
(b) It begets nothing but the worst.
(c) So it should be controlled for our sake.
(d) Taken by anger, he causes a lot of troubles.
(e) We should realise it and try to be emotionally balanced.
5. (a) Helal did not accept the money.
(b) How earnestly Nasir desires to see her once!
(c) I live in a comfortable house at present.
(d) Everybody admired his speech.
(e) He did not know the reason why it disturbed him./Though it disturbed him, he did not know the reason.