____ the youth ____ the rising sun at 8 or 9 o'clock am, Mao Zedong expressed his great hope for the young men.
He hurried to the booking office, only________that all the tickets had been sold out.
She ________a chain to the dog's collar.
You can take as many as you like, because they are free of________.
—Who is the man ________here? —Captain Cook.
—Are the new machine working? —Yes. Three million tons of coal________exploited every year in the city.