The nurse told the children that the sun in the east.
In the old days, his father was not able to earn enough money to ______ his family.
I don’t think it is ______taking the trouble to explain the question to him.
It is impossible to ________one’s goal without working hard.
A poet and artist ______ coming to speak to us about Chinese literature and painting tomorrow afternoon.
The president spoke at the business meeting for nearly an hour without ______ his notes.