My father ___________live in the country. But now he _______living in the city.A used for, is used to B is used to , used to C use, used to D used to , is used to
She lives _______, but she doesn’t feel _______.
_______ children in Africa have little food to eat, and we can help them.
Lily likes playing _______ guitar.
辨音
---Is that your book? ---Yes, ________.