阅读材料：Rembrandt is the most famous of the seventeenth-century Dutch painters. However, there are doubts whether some paintings attributed to Rembrandt were actually painted by him. One such p
听力材料：Many scientists have problems with the arguments you read in the passage. They don't think those arguments prove that dinosaurs were endotherms.很多科学家对你们刚刚听到的
阅读材料：Endotherms are animals such as modern birds and mammals that keep their body temperatures constant. For instance, humans are endotherms and maintain an internal temperature of 37℃, no
听力材料Unfortunately none of the arguments about what the Chaco great houses were used for is convincing.很遗憾，关于查科峡谷巨屋用途的三个理论，都不具有说服力。First,
阅读材料As early as the twelfth century A.D., the settlements of Chaco Canyon in New Mexico in the American Southwest were notable for their great houses,” massive stone buildings that conta
题目Imagine that you are preparing for a trip. You plan to be away from your home for a year. In addition to clothing and personal care items, you can take one additional thing. What would you take
题目Groups or organizations are an important part of some people’s lives. Why are groups or organizations important to people? Use specific reasons and examples to explain your answer.范文Gr
题目People listen to music for different reasons and at different times. Why is music important to many people? Use specific reasons and examples to support your choice.范文Music seems to be a nat
题目Many students choose to attend schools or universities outside their home countries. Why do some student abroad? Use specific reasons and details to explain your answer.范文Although students c
题目Your school has enough money to purchase either computers for students or books for the library. Which should your school choose to buy—computers or books? Use specific reasons and example