A. the origin and history of bird flu
B. the importance of international cooperation
C. the possible dangers of a national outbreak
D. the significance of preventing it from spreading
[单选题]Which of the following plays deals with the story that a linguist trains a
[单选题]Which of the following plays deals with the story that a linguist trains a
[单选题]Which of the following plays deals with the story that a linguist trains a
[单选题]F.or each blank in the following passage, there are four choices marked A, B, C and D. Choose the one that is most suitable and mark your answer by blackening the corresponding letter on the Answer Sheet.The first snowboards were made in the 1960s. H
[单选题]In the passage, which of the following is NOT included in the advantages of advertising?[A] Securing greater fame.[C] Enhancing living standards.[B] Providing more jobs.[D] Reducing newspaper cost.
[单选题]Which of the following statements is mentioned in the passage?A.A strict la
[单选题]Which of the following does not agree with the passage?A.The Eskimos do not
[单选题]Passage FourStudents all over the world have to work for their education. A college education in the United States isexpensive. The costs are so high that most families begin to save for their children's education when their children are babies. Eve
[单选题]A.ccording to ELF, all of the following are environmentally harmful except_____.[A] causing fire in the houses [B] expanding ski resort [C] doing research on animals [D] invading into animal habitats
[单选题]A.ll the following are traditional Thanksgiving Day foods except______.A. Cranberry sauceB. Pumpkin pieC. Pecan pieD. Roast turkey