Which of the following is not included in a formal letter?

Fill in the blank with the most appropriate option:

Although the research team travelled ________ into the submerged ruins of Alexandria than any previous expedition, they still failed to solve the enduring mystery of Cleopatra's tomb.

Given below are four sentences.Choose the one which is grammatically correct:-

Choose the grammatically correct sentences from the options given below:

(A) She and her sister has stopped coming to school due to financial constraints.

(B) The rest of the students have left for their homes.

(C) A lot of work is yet to be done.

(D) Four miles are not a long distance.

Choose the correct answer from the options given below:

Choose the option which is grammatically correct:

Choose the appropriate articles out of the following options to fill in the blanks in the given sentence :

_____ Lion is _____ King of beasts.

Fill in the blank with the appropriate adverb out of the options given below :

I have never heard of this _____.

(A) forward

(B) backward

(C) yesterday

(D) before

Choose the correct answer from the options given below :