Readers can quite well without knowing the exact meaning of each word.
The two boys were fighting each other, and it was hard for the old man to __________ them.
You're eighteen years old. You should __________ your family.
__________ the warm and sunny weather, bananas grow very well in Hainan.
As the story __________, the truth about the strange figure is slowly discovered.
When the girl was two years old, she had an interest __________ learning English, so her mother read three words to her __________ average every day.