attention must be paid ______welfare, especially in the poor area.

In our city, citizens have free _____ to the library, which makes it easy for them to read any book they like

Just as a book is often judged ______ by the quality and appearance of its cover, a person is judged immediately by his appearance

_ itwith me I bet, I will do it well

Listen! Sally is singing in that room.– It ______ be sally. She has gone to Paris.