1.3Grammar 夯实基础.用适当的关系代词或关系副词填空1St Petersburg is a very beautiful city, _was once called Lenigrad.答案which2In Xian, I met a college student, _ has a strong love for cultural relics and took me to visit the history museum.答案who3They moved the boxes to a mine, _ they wanted to hide them.答案where4Such people _ he has mentioned are not allowed in.答案as5His best movie, _ won several awards, was about the life of Gandhi.答案which6We take pity on these children, _ parents died in the earthquake.答案whose7My father bought me several books, none of _ was interesting.答案which8He returned to his hometown, _ he was brought up as a child.答案where9The worker with _ my father works is about 50 years old.答案whom10Do you know the reason _ hes absent from school?答案why.将两个简单句合并为一个含有非限制性定语从句的复合句1I am reading Harry Potter. It is an interesting book._答案I am reading Harry Potter, which is an interesting book.2He failed in the exam. It made his parents very angry. _答案He failed in the exam, which made his parents very angry.3He has two sons. Both of them are doctors._答案He has two sons, both of whom are doctors.4I have lost the pen. My father bought it for my sixteenth birthday._答案I have lost the pen, which my father bought for my sixteenth birthday.5Do you see the house? The windows of it face south._答案Do you see the house, the windows of which face south?.完成句子1The house was full of children, _ were that old mans own grandsons.屋子里都是孩子，其中十个是那个老人自己的孙子。答案ten of whom2A middleaged woman killed her husband, _ very much.一个中年女子杀害了自己的丈夫，这令我十分恐惧。答案which frightened me3Mr. Smith lives in the building, _ are painted yellow.史密斯先生住在这栋楼里，楼的墙壁是黄色的。答案the walls of which/of which the walls/whose walls4_， peoples life in the countryside is getting better and better.正如报纸上报道的那样，农村人的生活正变得越来越好。答案As is reported in the newspaper5I still remembered January 10th, _he came to see me.我仍然记得1月10日，那一天他来看我了。答案on which/when.用who, that, which将下列句子连起来1The road was destroyed in the earthquake. It has now been built stronger._答案The road which/that was destroyed in the earthquake has now been built stronger.2The people were in danger. The soldiers have saved them._答案The soldiers have saved the people who were in danger.3The waiter was very friendly and polite. He served us tea._答案The waiter who served us tea was very friendly and polite.4A dictionary is a book. You can use it to learn more words._答案A dictionary is a book that/which you can use to learn more words.5Xiao Ming works in a shop. The shop sells photo cameras._答案Xiao Ming works in a shop which/that sells photo cameras. 提升能力.阅读理解Wind, water, fire and icethese powerful natural forces have shaped the land of America in the past. They are still changing it today.The Colorado River slowly cut down through stone to make the Grand Canyon (大峡谷)Long ago, ice sheets cut Yosemite Valley and the Great Lakes, and glaciers (冰川) are still on the move in Alaska.Wind and rainstorm hit the land from time to time. Fires sometimes burn down forests and destroy the homes of wild animals: This happened in Yellowstone Park in 1988.Dead volcanic (火山的) mountains such as Haleakala on Maui and Carter Lake in Oregon are beautiful to look at. But there are several active volcanoes in the US, especially along the Pacific Coast. There are also many earthquakes in this area. Scientists can do nothing to control earthquakes or volcanoes. This was shown clearly on May 18, 1980. At 8：32 that morning, Mount St Helens in Washington state broke out. The top of the mountain was blown off.Over 60 peoplecampers, scientists, journalists, forest workerswere killed. Hundreds of square miles of forests were knocked down. In towns over 100 miles away, day suddenly became night. An ash cloud hid the sun for many hours. Towns and fields in Washington, Oregon, and Idaho were covered with dirty gray ash. Scientists knew that Mt St Helens might erupt (爆发) soon. But no one could say when. And no one expected the terrible strength of the eruption. Many people were surprised and unready. Harry R. Truman, 84, owned a s