TAILIEUCHUNG - The official guide to the toefl ibt third edition part 42

Volume allows you to adjust the volume of the Listening passages. Help allows you to get relevant help. When you use the Help feature, the clock does not stop. Next allows you to proceed to the next question. | TOEFL iBT Practice Test 1 Writing Based on Reading and Listening Directions For this task you will read a passage about an academic topic and you will listen to a lecture about the same topic. You may take notes while you read and listen. Then you will write a response to a question that asks you about the relationship between the lecture you heard and the reading passage. Try to answer the question as completely as possible using information from the reading passage and the lecture. The question does not ask you to express your personal opinion. You may refer to the reading passage again when you write. You may use your notes to help you answer the question. Typically an effective response will be 150 to 225 words. Your response will be judged on the quality of your writing and on the completeness and accuracy of the content. You should allow 3 minutes to read the passage. Then listen to the lecture. Then allow 20 minutes to plan and write your response. Write your response in the space provided. Reading Altruism is a type of behavior in which an animal sacrifices its own interest for that of another animal or group of animals. Altruism is the opposite of selfishness individuals performing altruistic acts gain nothing for themselves. Examples of altruism abound both among humans and among other mammals. Unselfish acts among humans range from the sharing of food with strangers to the donation of body organs to family members and even to strangers. Such acts are altruistic in that they benefit another yet provide little reward to the one performing the act. In fact many species of animals appear willing to sacrifice food or even their life to assist other members of their group. The meerkat which is a mammal that dwells in burrows in grassland areas of Africa is often cited as an example. In groups of meerkats an individual acts as a sentinel standing guard and looking out for predators while the others hunt for food or eat food they have obtained. If the sentinel .

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