英语四级

填空题Aerobic exercise is most 8 for weight loss.

参考答案:暂无进入在线模考
【解析】选[D]。空前的系动词is表明此处应填形容词。此处是说,有氧运动是最有效的减肥方法,[D]effective(有效的)符合语义。而[J]efficient(高效的)在此不符合语义。

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3Directions : In this section, there is a passage with ten blanks. You are required to select one word for each blank from a list of choices given in a word bank following the passage. Read the passage through carefully before making your choices. Each choice in the bank "is identified by a letter. Please mark the corresponding letter for each item on Answer Sheet 2 with a single line through the centre. You may not use any of the words in the bank more than once.
Questionsare based on the following passage.
  Internet use appears to cause a decline in psychological well-being. Even people who spent just a few hours a week on the Internet experienced more depression and loneliness than those who logged on 1 frequently. And it wasn't that people who were already feeling bad spent 2 time on the Internet, but that using the Net 3 appeared to cause the bad feelings.
  Researchers are puzzling over the results, which were 4 contrary to their expectations. They 5 that the Net would prove socially healthier than television, since the Net allows users to choose their information and to communicate with others..
  The fact that Internet use 6 time available for family and friends may account for the drop in well-being, researchers hypothesized. Faceless, bodiless "virtual" communication may be less psychologically 7 than actual conversation, and the relationships formed through it may be shallower.Another possibility is that 8 to the wider world via the Net makes users less satisfied with their lives.
  "But it's important to remember this is not about the 9 , perhaps; it's about how it is used ," says psychologist Christine Riley of Intel, one of the study's sponsors. "It really points to the need for considering social 10 in terms of how you design applications and services for technology. "
A.reduces   F.depressing  K. technology
B.required   G .less  L .reasons
C. more   H. factors  M. exposure
D. satisfying  I.access N. expected
E .actually  J.completely  O.saves
Even people who spent just a few hours a week on the Internet experienced more depression and loneliness than those who logged on 1 frequently.