From the given options, choose the correct way to end an informed letter.

Choose the most appropriate option to complete the given sentence:

After analysing data of last few decades, data scientists ___ to the conclusion that climate change is accelerating.

Choose the most appropriate option to fill in the blank in the given sentence:

Never maintain an argument with heat and clamour _______ you think or know yourself to be in the right.

Choose the most apporpriate passive construction/s from the options given for the following sentence.

Mr. Parashar teaches us grammar.

(A) Grammar is taught to us by Mr. Parashar.

(B) Grammar has been taught to us by Mr. Parashar.

(C) We are taught grammar by Mr. Parashar.

(D) We have taught grammar by Mr. Parashar.

Choose the correct answer from the options given below:

Choose the sentence that has the incorrect preposition in it :

Choose the part of the following sentence that contains an error :

Ranjeeta does not usually prefer staying at cottages, but last winter she spent few days in one.

Fill in the blank with suitable adverb from the options below : -

Raju _________ knows anybody in the town.