The main purpose of the passage is

A．to describe how American children spend their summe

B．to explain the needs of modem working familie

C．to discuss the problems of the current school calenda

D．to persuade parents to stay at home to look after their kid

查看答案及解析进入在线模考

参考答案

答案解析

【定位】全文。
【解析】主旨题。文章一开始提到孩子们在闲逛，浪费时问，究其原因是现有的校历时问太短。然后．文章提到有些人建议彻底改革现有的校历，并拿美国的校历时间和其他国家作了比较。最后指…解决该问题最关键的是资金，因此选C。
【点睛】了解每一段落的写作意图，进而了解全文。可根据文章的中心词school year/calendar确定正确答案。

你可能感兴趣的试题

1 Is It Wise to Make Friends Online?
You are to write in three parts.
In the first part, state specifically what your opinion is.
In the second part, provide one or two reasons to support your opinion.
In the last part bring what you have written to a natural conclusion or make a summary.
Marks will be awarded for content, organization, grammar and appropriateness. Failure to follow the instructions may result in a loss of marks.

查看解析在线模考

2 Your classmate, Jimmy, is head of the university's swimming club. He has invited you to join the club, but you like some other sport. Write him a note, declining his invitation and explaining why.
Marks will be awarded for content, organization, grammar and appropriateness.

查看解析在线模考

3 根据下列文字，回答题。Scientists around the world are racing to learn how to rapidly diagnose, treat and stop the spread of a new, deadly disease. SARS--Severe Acute Respiratory Syndrome--was (31) __________for the first time in February 2003 in Hanoi, (32) __________ since then has infected more than 1,600 people in 15 countries, killing 63. At this (33) __________ , there are more questions than answers surrounding the disease.
Symptoms start (34) __ a fever over 100.4 degrees F, chills, headache or body (35) within a week, the patient has a dry cough, which might (36) __ to shortness of breath. In 10% to 20% of cases, patients require (37) __________ ventilation to breathe. About 3.5% die from the disease Symptoms (38) __ begin in two to seven days, but some reports suggest it (39)__________ take as long as 10 days. Scientists are close to (40) __________ a lab test to diagnose SARS. In the meantime, it is diagnosed by its symptoms. There is no evidence (41)__________ antibiotics, or anti-viral medicines help, (42) __________ doctors can offer only supportive care. Patients with SARS are kept in isolation to reduce the risk of (43)
Scientists aren't sure yet, but some researchers think it's a (44) __________discovered coronavirus, the family of viruses that cause some common colds.
Most cases appear to have been passed (45) __droplets expelled when infected patients cough or sneeze. Family members of infected people and medical workers who care (46) __ them have been most likely to (47) __________ the illness. But recent developments in Hong Kong suggest that the (48) __ might spread through air, or that the virus might (49) ___________ for two to three hours on doorknobs or other (50) ___________. Health experts say it is unlikely, though, that sharing an elevator briefly with an infected person would be enough to pass the rims.回答第31空。

A．detected

B．caught

C．disclosed

D．revealed

查看解析在线模考