21.My father was dying of cancer and no one could save his life. All my family could do was 21 Dad at home until his death. I was then a 22 and was taking a required course twice every week.

A week before the 　23　 ended, Dad’s condition became terminal (晚期的). I knew I 24 to let my professor know that I might be 25　 　from the classes. I told him the truth in his office and asked if he would allow me to 　26 　up for the classes later. The professor looked down at his book and then 27 said, “Don’t worry. The course 28 for you today. You’ve been an A student. How would this change in a 29　 　?　 Go home to your father. That is 30 you need to be.” A few days later, as I 31 my father during his last hours, I knew that the professor’s kindness had 32 the heavy burden from my heart. The kindness also made it 33 for me to give all my 34 to my father during his last days. Until today, I still treasure the memory of being 35 to be at home with my father at the time of his death.

Now, I have been a 36　 　. Over the years, I have had several occasions to 37 that professor’s example as I worked with my students, 38 tragedy in their own lives.　 Yes, I did learn about research methods in his class. However, the 39 of a teacher’s understanding and sympathy 40 the greatest lesson I learnt from him.

20.Crusoe stored ________ food in the new cave.

　A. large quantities of　　 　B. a great many　

　C. a large number of　　 　 D. quite a lot

19.　There is ______ report in today’s newspaper. It’s about the Shanghai International Film Festival.

A. a　 　 B. an　　 C. the　　 　 D. /

18.Childhood is a wonderful time, with many joys and few responsibilities,________ life can be harder for African children.

A．because　 B．although　 　 C．if　　 D．as

17.Never　 time come again.

　　 A．has lost　 　 B．will lose　 　 C．will lost　 　 D．lose

16.Cotton is first made _______ thread and then cloth.

A. up of　 　 B. into　　 C. of　　 D. from

15.These new discoveries may _______ light on the origin of the universe.

A. put　 　 B. gave　 C. threw　 　 D. brought

14.Tell good stories to little children 　you may open up their mind to different cultures．

A．which　　　 B．and　　 C．so　　 　 D．that

13.-The moon cake is really delicious. Can I have another piece?

-________

A．You can　　 B．Behave yourself　 　

　 C．Be my guest!　 　 D．Do it yourself.