Change the following sentence into active voice by choosing the correct option.

All his calculations have been proved wrong.

From the options given below fill in the blanks with appropriate articles.

_________ cow is _________ noble animal.

From the following options, choose the most suitable form of the word to complete the given sentence:

Nobody is allowed to ______ the trees in the protected areas of Nagarjuna forest.

Let us enter the world of _______ bold and _______ beautiful.

Choose the appropriate option:

Fill in the blanks in the sentences given in List-I with the correct words given in List-II :-

List-I	List-II
(A) The policeman____ busy interrogating everyone in the family after the burglary.	(I) is
(B) Both the suspected men ----- arrested yesterday.	(II) has
(C) The formation of paragraphs ----- very important.	(III) were
(D) Rita ----a melodious voice.	(IV) was

Choose the correct answer from the options given below:

Complete the sentences given in List-I with the appropriate prepositions given in List-II

List-I	List-II
(Sentences)	(Prepositions)
(A) He is waiting for me______the road	(I) through
(B) The message was conveyed to me ______my friend	(II) across
(C) He is going to get married______the month of September	(III) on
(D) I shall meet him _______the day of the examination	(IV) in

Choose the most appropriate option which best expresses the same sentence in Indirect/Direct speech.

He said, "Sita, when is the next train ?"