1. Learn/master new words and expressions, and be able to use them in actual situations 2. Grasp the main idea of the text, and be able to answer the related questions 3. Develop the students' ability of listening and speaking 4. Cultivate proper habits in reading and writing

1. Learn/master new words and expressions and be able to use them in actual situations 2. Grasp the main idea of the text, and be able to answer the related questions 3. Develop the students'ability of listening and speaking 4. Cultivate proper habits in reading and writing

1. Learn/master new words and expressions, and be able to use them in actual situations 2. Grasp the main idea of the text and be able to answer the related questions 3. Develop the students' ability of listening and speaking 4. Cultivate proper habits in reading and writing

1. Learn/master new words and expressions and be able to use them in actual situations 2. Grasp the main idea of the text and be able to answer the related questions 3. Develop the students'ability of listening and speaking 4. Cultivate proper habits in reading and writing

习题 1.计算下列含参变量积分的导数 (1)F(x)=e-ay'idy (2)F(y)= In yx dx (3)F(=S In(+u)dx 2.设f(x)为可微函数,且F(x)=「(x+y)/(Oy)d,求F(x) 3.求椭园积分E(k)=[√1-k2sin2odg及F(k) -k sin o

1. Learn/master new words and expressions, and be able to use them in actual situations 2. Grasp the main idea of the text and be able to answer the related questions 3. Develop the students' ability of listening and speaking 4. Cultivate proper habits in reading and writing

1. Learn/master new words and expressions, and be able to use them in actual situations 2. Grasp the main idea of the text and be able to answer the related questions 3. Develop the students' ability of listening and speaking 4. Cultivate proper habits in reading and writing

The terms about food products---stores Dexecutive chef-----the chef who can make and carry out decisions; @ship's storekeeper-a person who is in charge of the storeroom onboard; ③ 3provider- -ship's supplier; stores lists-.... lists for recording ship's goods; fresh vegetables.---the plants for eating in good natural condition not long produced; 6store pallets--...---the large metal plates for lifting heavy goods; fresh fruit-...-a type of this object: fresh apples, oranges and grapes, etc

Bureau of Labor Statistics, non-farm employment peaked in March, 2001, at 132.5 million. In June, 2004, almost three years into an \economic recovery,\total non-farm employment was 131.1 million. It is also an undisputed fact that many American businesses are choosing to relocate production to places like

Chapter 12 Objectives After you have read and studied this chapter, you should be able to Describe four different object categories and use them effectively in designing classes. Define a package and place reusable classes in it. Write a method that calls the superclass's method explicitly by using the reserved word super