1. It was nine o’clock in the evening and Rajan was reading.
P. At first he thought nothing of it.
Q. The walls were a moving mass of big ants.
R. Suddenly, he heard faint noises.
S. When he went to his bedroom later, however, he was shocked by what he saw.
(6) They covered everything — the book case, the shelves, the chest of drawers.