Question

My mother expected her friends to arrive at 5 o'clock, but they arrived at 3:30

=> Her friends .....

Answer 1

My mother expected her friends to arrive at 5 o'clock, but they arrived at 3:30

=> Her friends are expected to arrive at 5 o'clock by my mother, but they arrived at 3 : 30.

Answer 2

Her friends arrived earlier than my mother expected