----- Are you used to______ in the north with the old couples? ----- Yes, I am glad to find out that coal is used______ electricity for home use.
At the bus stop _______ a solider and two young people on their way to the village.
Such _________ the difficulties that we are now faced with.
The Chinese _____ brave and hardworking.
Mary is the only one of the girls who _____ often late for school.
Mary is one of the girls who _____ often late for school.