Correct the given sentence gramatically.

Shreya, who she is my best friend, is a singer.

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

Master of ceremonies

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

Animals that can live on land and in water.

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

Substance used in surgery to produce unconsciousness.

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

A person who opposes war or use of military force.

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

A state where there is no effective government.

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

A hater of woman.

In the following question, out of the four alternatives, choose the one which can be substituted for the given words/sentence.

The act of killing a whole group of people, specially a whole race.

In the following question the 1st and the last part of the sentence/passage are numbered 1 and 6. The rest of the sentence/ passage is split into four parts and named P, Q, R and S. These four parts are not given in their proper order. Read the sentence/passage and find out which of the four combinations is correct.

1. The teacher asked the boys to be quiet.
P. The boys opened their books.
Q. Suddenly there was some noise outside.
R. Then he asked them to open their books.
S. The teacher looked outside.
6. A dog had entered in the school premises.