填空题 The doctor requested that his patient ______ his upcoming appointment.

填空题 The student ______ to accomplish his goal of achieving a high mark in his classes.

填空题 Identification is ______ to prove who you are.

填空题 The pianist was a(n) ______ talent that had performed around the world.

填空题 The winner ______ accepted his award.

填空题 She ______ to be the daughter of an old friend.

填空题 Students have ______ goals when planning their future.

填空题 Mary ______ to become an astronaut when she grows up.