Read the following text and fill in the blanks with the correct forms of the verbs given in brackets.
I entered the third class compartment and ____(1)____ (take) my seat. A few minutes later a large family ____(2)____ (rush) in and ____(3)____ (occupy) the compartment. They ____(4)____ (arrange) their luggage on the racks. The train ____(5)____ (move) and ____(6)____ (gain) speed. Suddenly it ____(7)____ (come) to a halt. There was a lot of commotion. Everyone was asking who had pulled the chain. Then I ____(8)____ (observe) that an old woman had hung her bag to the alarm chain.