—Mother’s Day is celebrated across the world on the Sunday in May.—That’s right. People show their love for their mothers by giving some presents.
Peter’s teacher was very happy because he made the _____ mistakes in this exam.
Our classroom is on the _____ floor. We can hear the students singing on the fourth floor.
People like eating _____ very much. They are called “apples under the ground”.
The Xisha Islands are _____ South China Sea. They belong to China.
_____ useful advice it is!