阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式,并将答案填写在答题卡上。

Every year in the month of March, one of 【小题1】 world’s greatest wildlife migrations (迁徙)stops in central Nebraska. For a short time, sandhill cranes(沙丘鹤)fi1l the state's wide, flat fields. The land provides the birds 【小题2】  the perfect place to rest and eat.

Since several years ago, more and more people 【小题3】 ( discover) the migration. Visitors crowd into river blinds—special buildings that help keep the bird watchers 【小题4】( hide) themselves. They look through their cameras or telescopes in wonder.

The sandhill cranes are worth the trip. They are 【小题5】(general) a little over a meter tall. They have long legs and necks. Their wings stretch over two meters. Sandhill cranes have soft, grey feathers. They 【小题6】 (know ) for having a bright red area on the top of their heads.

The birds stop in Nebraska as they make their way from their winter homes in Mexico and some 【小题7】(south ) parts of the United States. The birds usually spend two to three 【小题8】 ( week ) at this place 【小题9】 they leave. They arrive in waves, at times as many as 400,000 in one day. They eat in the nearby fields and grass lands. Leftover grain, insects and small creatures give 【小题10】   (they) the energy they need as they continue their trip north, toward Canada and Siberia.

假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处语言错误,每句中最多有两处。每处错误仅涉及一个单词的增加、删除或修改。
增加:在缺词处加一个漏字符号(Λ )，并在其下面写出该加的词。
删除:把多余的词用斜线(\)划掉。
修改:在错的词下划一横线，并在该词下面写出修改后的词。
注意:1 .每处错误及其修改均仅限一词；
.2.只允许修改10处，多者(从第11处起)不计分。
Mr. Gao lives next to my home. He is a teacher. He teaches PE in a famous middle school, where is one of the key school in our city. He has been teaching there for ten years. He is very patient on his students and his lessons are interested and lively. As a result, he is highly appreciated by his students. He often tells them pay attention to our health. And he asks them to work out regular. His son, Gao Bo, was my good friend and we often study together. Sometimes Mr. Gao plays the basketball with us after school. In summer, he often takes us to the swimming pool or teaches us to swim.

阅读下面句子，在空白处填入适当的内容(每空一词)。
【小题1】There has been a great increase in _______(农业的)productivity.
【小题2】The letter was not addressed to me but I opened it out of _______(好奇).
【小题3】She doesn' t know how to _______(表现得体)in public.
【小题4】Although I have _______(使信服)him of my honesty, I think he still has some doubts.
【小题5】The competition attracted over 500 athletes _______(代表)eight different countries.
【小题6】I _______(宁愿)have the small one than the big one.
【小题7】Without a warning, the electricity was _______(切断)this morning, which made him very upset.
【小题8】His illness can _______(解释)his not being here today.