完形填空。

通读短文，掌握大意，然后从所给三个选项中选出一个最佳答案。

　　The elephant is the biggest four-legged animal in the world．It is also, perhaps, the gentlest, but not 　　1　　．

　　Elephants 　　2　　 for a long time-fifty or sixty years．They never forget great sadness or great happiness．A female elephant dies, her daughters and her granddaughters are 　　3　　 for many months．

　　Elephants live in families-families of females(母系家族)．There will be a few young males-“baby boy”．But they will soon 　　4　　 their families when they grow up．An elephant family 　　5　　 only its daughters, mothers and grandmothers．

　　The females stay together all their 　　6　　．The older ones 　　7　　 the young ones．The mothers teach their daughters and set a good example．And 　　8　　 happens to male elephants? A bull(雄)elephant doesn't often have a friend．He lives 　　9　　．Sometimes the females call a bull．He can 　　10　　 them then, but soon his “wives” and sisters send him away again．

完形填空

　　The bell for class rang．All the students took out their 　　1　　 , waiting for the teacher．Our Chinese teacher, Miss Liu, had told us before that we were going to write a composition 　　2　　 class．

　　A minute passed, and another, 　　3　　 the teacher didn't appear．We began to wonder what was the matter with her．Was she ill?Or had she forgotten about the class?　　4　　 could tell．Soon some students began to study other subjects, some students began to talk and even made 　　5　　．

　　About ten minutes later, the door opened and Miss Liu 　　6　　 came in, smiling．She didn't say sorry to the class．We felt 　　7　　 angry．The teacher often told us never to be late for class and said it was 　　8　　 manners to be late．She also said that if we were late, we should make an apology(道歉)　　9　　 at once or after class．But now she was late and had kept the whole class waiting for such a long time and didn't even tell us the reason．It was unfair．At this moment, Miss Liu picked up a piece of chalk(粉笔)and 　　10　　 "Teacher Is Late" on the blackboard and said that was the topic of our composition today．All of us smiled and understood what the teacher meant．