1. The Use of the Modal Particle 了 for New or Changed Situations 1.)时间很晚了，该睡觉了。 It is getting late, (we/you) should go to sleep. 2.)现在七月了，可以去海边游泳了。 It is already July now, (we/you) can go to the seaside to swim. 3.)现在九点了，应该起床吃早饭了。 It is already 9:00am, (we/you) should get up and eat breakfast. 4.)王老师的儿子开开高了。 他今年该上小学了。 Teacher Wang's son Kaikai has grown tall. He should go to the elementary school this year. 5.)外边刮风了，别去图书馆了。 It got windy outside. Don't go to the library. 6.)王老师以前不喝咖啡，现在他喝了。 Teacher Wang didn't drink coffee before. Now he has started to drink coffee. 2. Subjectless Sentences 1.)今天下午会下雨，别忘了带雨伞。 It will rain this afternoon. Don't forget to bring your umbrella. 2.)现在刮风了，多穿一点儿衣服。 It's windy. Wear more clothes. 3.)有朋友送我一本英文小说。 A friend gave me an English novel as a gift. 4.)昨天有人给她打了一个电话。 Someone called her yesterday. 5.)没有学生喜欢考试。 No student likes exams. 3. Adjectival Comparisons 1.)昨天很热，今天比昨天还要热。 Yesterday was very hot. Today is even hotter than yesterday. 2.)她的妹妹很漂亮，她比她妹妹更漂亮。 Her younger sister is very pretty. She is more pretty than her younger sister. 3.)学友的中文很好，小丁的中文比学友的中文更好。 Xueyou's Chinese is very good. Xiaoding's Chinese is better than Xueyou's Chinese. 4.)北京的秋天，中外游客最多。 In the fall in Beijing, (the number of ) Chinese and foreign tourists is the greatest. 5.)这个学生食堂的饭菜最好。 The food of this student dining hall is the best. 4. The Structure “越来越...” 1.)春天来了，天气越来越暖和。 Spring has come. It is getting warmer and warmer. 2.)这几年，中国的变化越来越大。 In recent years, the changes in China are greater and greater. 3.)到中国旅游的外国游客越来越多。 More and more foreign tourists are traveling to China. 4.)这几年，北京的汽车越来越多。 In recent years, there are more and more cars in Beijing. 5. The Structure“如果...就...” 1.)如果你想今天晚上去看电影，我就和你一起去。 If you would like to see a movie tonight, I will go with you. 2.)如果你喜欢吃中国菜，你就应该去这个中国餐馆。 If you would like to eat Chinese food, you should go to this Chinese restaurant. 3.)如果你想了解中国文化和历史，你就应该去北京。 If you would like to understand Chinese culture and history, you should go to Beijing. 4.)如果明天天气很好，我们就去长城玩儿。 If it is fine tomorrow, we will go to the Great Wall and have fun. 6. The Structure “既...又...” 1.)小丁既喜欢听中国音乐，又喜欢看中国电影。 Xiaoding likes to listen to Chinese music, as well as to watch Chinese movies. 2.)学友妈妈作的点心既好看，又好吃。 The dessert that Xueyou's mom made both looks good and tastes good. 3.)当小丁和学友到北京机场的时候，他们既高兴，又惊讶。 When Xiaoding and Xueyou arrived at Beijing Airport, they were both happy and surprised. 4.)北京大学既是林老师的母校，又是他工作的地方。 Beijing University is Teacher Lin's Alma Mater, as well as the place where he works. 7. The Structure 为了... "in order to" 1.)为了庆祝国庆节，人们在北京的街上摆满了鲜花。 In order to celebrate National Day, people displayed flowers in the streets in Beijing. 2.)为了学习中文，小丁和学友来北京大学学习。 In order to study Chinese, Xiaoding and Xueyou came to Beijing University to study. 3.)为了参加星期六的晚会，我买了一条新裙子。 In order to attend the party on Saturday, I bought a new skirt. 4.)为了去机场接朋友，他早上六点就起床了。 In order to pick up his friend at the airport, he got up early at 6:00am.