8.Customers are asked to make sure that they ____ the right change before leaving the shop.
Thousands of people lined up to lay flowers in front of a 28-story high-rise in Shanghai, _______a terrible fire killed at least 58 people.
I don’t know the reason _______ you were absent from the meeting, and I am not sure that someone will tell me the reason _______ you haven’t told me.
She said she was sorry ________ the train, so she had to stay for another day.
The actress looked so charming in the beautiful Vera Wang dress that photographers took _______ pictures of her.
Britain’s first and only female prime minister , Margaret Thatcher, died on April 8 at the age of 87, after suffering a stroke (中风), _______ has aroused a flood of comments about her political life again.