In my opinion, it was really a great ______ for her to be pleasant to people she didn’t like.

Most senior high school students are working hard day and night to pass the college entrance examination, gaining ______ to a university.

 He and his wife are of the same __________; they both want their son to go to college.

Form their ________ on the top of the TV Tower, visitors can have a better view of the city.

Although he talked half an hour, he couldn't give us a good ________ of the reason why he did it.