(在我看来), cell phones have a lot of negative effects on college students.
举一反三
- [音频]Directions: Questions 1 and 2 are based on the news report you have just heard. A: How college students can improve their sleep habits. B: Why sufficient sleep is important for college students. C: Why college students are more likely to have stress problems. D: How college students can handle their psychological problems.
- Mobile phones have become a (1)______________ for middle schools. Some middle schools in (2) ______________ ask students not to carry mobile phones during school hours. There are several reasons. First, mobile phones are (3)______________ . Second, using mobile phones is a distraction to the students. Third, mobile phone use also gives teachers so much trouble, because some students might use phone messages (4)______________ . So, some teachers say students should not have mobile phones at school, but if there was a good reason, they could (5)______________ their phones at the school office.
- 浏览器不支持音频Listening Comprehension(听力理解) Section A Questions 1 and 2 are based on the news report you have just heard. A: How college students can handle their psychological problems. B: Why college students are more likely to have stress problems. C: Why sufficient sleep is important for college students. D: How college students can improve their sleep habits.
- Which of the following statements is supported by the passage A: College students have trouble separating good plants from wild grass. B: Craftsmen's experience is usually unscientific. C: College students can gain knowledge from such persons as craftsmen. D: Traditional practices are as important as experience for college students.
- Image can have only ………….…integer pixel values, whereas grid can have………….…. and ………….….real and …….……..cell values.____ Negative, Negative, Positive, IntegerPositive, Negative, Negative, Integer ____ Positive, Positive, Negative, Int____ Negative, Positive, Positive, Realc