【单选题】Four specific activities have been identified as major contributors to the desertification process: overcultivation, overgrazing, firewood gathering, and overirrigation. The cultivation of crops has e...
【单选题】How Sled Dogs Work They're physical wonders-able to endure extreme conditions for extensive periods of time while running fast and pulling more than their own weight. Sled (雪橇) dogs have been around f...
A.
Because they are raised by wolves.
B.
Because they can stand most severe weather.
C.
Because they are fastest runner among Arctic animals.
D.
Because they can bear goods like horses do.
【判断题】阶级性和科学性是不相容的,凡是代表某个阶级利益和愿望的社会理论,就不可能是科学。
【单选题】In polar regions you should NOT expect to see ______.
【判断题】阶级性与科学性是不相容的,凡是代表某个阶级利益和愿望的社会理论,就不可能是科学的。因为马克思主义具有阶级性,所以是不科学的。
【单选题】Part B (10 points) You are going to read a text about the principles for teaching extensive reading, followed by a list of examples. Choose the best example from the list for each numbered subheading....
A.
The learners' experience of reading the text is at the center of the extensive reading experience, just as it is in reading in everyday life. For this reason, extensive reading is not usually followed by comprehension questions. It is an experience complete in itself. At the same time, teachers may ask students to complete follow-up activities based on their reading. Such activities, while respecting the integrity of students' reading experiences, extend them in interesting and useful ways.
B.
Books, magazines, newspapers, fiction, non-fiction, texts that inform, texts that entertain, general, specialized, light, serious.
C.
In helping beginning readers select texts that are well within their reading comfo
【单选题】概算定额是在( )的基础之上,以形象部位为对象将若干个联系的分项工程项综合、 扩大、合并成为一个概算定额项日。
【单选题】若船体破损进水后需采取以保持船体平衡的措施来实现,则在所有措施中()应慎重使用。