①你觉得桑娜是一个怎样的人？从哪里可以看出？

②这段话哪一种写法让你印象深刻？你觉得这样的写法有什么作用？

Secrets of top students

⒈ Example One: "If I don't understand what my teacher is explaining in the science, I ask him to say it again," says Anna Lee. "also asking more helped a lot."  ____

⒉ Example Two: "When a teacher asks us to do a lot of homework," says Dave Roman " I will draw up a timetable and plan to do it little by little, so it isn't so tiring. "  ____

⒊ Example Three: One student put a vocabulary list on the wall of the bathroom. He learned a new word every day while brushing his teeth. Another student used the time to remember biology terms while practicing running.  ____

⒋ Example Four: In high school, Mike played football, painted and was in the band. "I was so busy that I couldn't waste time looking for a pencil or missing paper. I kept everything in order." He says.  ____

⒌ Example Five: Christi is an excellent student at the university. If her math teacher asks her to do five problems, she does ten. If the history teacher asks her to read five pages, she reads ten. "Part of learning is practicing," she says, "and the more you practice, the more you learn."  ____

    One day, a little schoolboy went home with a pain in his stomach.

    "Well, sit down and 1 a cake," said his mother."Your stomach 2hurting because it's empty.It'll be all right when you've got something in it."

    Five minutes later, Dad came home 3 the office.And he said he had a headache.

    "That's because your head is 4," said his clever son."You'll be all right if you have got 5 in it." His dad and mum laughed.

竖直向上抛出的物体，在空中向上运动一段时间才落下来，这时因为（   ）