words:into,along,down,towards,across.
1.Suddenly,Jim heard footsteps ____(1)________the corridor.
2.Suddenly,a stranger came __(2)____ the room and walked__(3)____the study table.
3.Suddenly,he picked up a book and threw it angrily ___(4)____the room.
4.Jim was so scared that he got up quickly and ran ___(5)___the stairs to the main hall below.