The author is worried about the fact that__________.

A . You have B . They have C . It is D . There i

A．unclear B．gloomy C．optimistic D．ironic 此题为多项选择题。

A．He reviews the situation from different perspectives. B．He agrees with some of the people quoted in the passage. C．He has a preference for digital innovations. D．He thinks airlines benefit most from the digital age. TEXT C

A．Delighted. B．Sad. C．Agreeing. D．Disagreeing.

A．to make all drugs extremely costly B．to put honest warnings on all drug labels C．to make the buying and selling of all drugs illegal D．to tell people the dangerous effects of drugs on health

A．disappointed B．optimistic C．neutral D．critical

A．table B．chart C．schedule D．graph

A．to compare dog behaviors to chimp behavior B．to defend an idea C．to explore recent research on nonhuman self-awareness D．to evaluate a hypothesis 此题为多项选择题。

A．Tolerant. B．Enthusiastic. C．Hateful. D．Cautious.

A．punishment must be severe in order to prevent crime B．the offenders must be warned first of all C．those playing with drugs must be told that they might be caught by the police D．an excuse should not be found for the youngsters' bad behavior

A．optimistic. B．wavering. C．sceptical. D．unclear.

A．It is clearly the best of the projects discussed. B．It is a good project that could be copied in other cities. C．The extensive use of bulldozers made the project unnecessarily costly. D．The work done on the river was more important than the work done on the buildings.

A．Angry. B．Humorous. C．Scientific. D．Sympathetic:

A．To review the impact of women becoming high earners. B．To contemplate the philosophy underlying individualism. C．To examine the trend of young people living alone. D．To stress the rebuilding of personal relationships.

A、unclear B、serious C、minor D、major

A．the poor shopping facilities B．the lack of public transport C．having no other businesses near

A．to indicate the way genetic testing works. B．to show the power of one's genetic makeup. C．to introduce genetic testing and its function. D．to reveal the influence of the environment on genes.

A．criticism. B．sympathy. C．detestation. D．enthusiasm.

A．She dislikes it because TV is more attractive． B．She dislikes it because it cuts off her relation with the outside world． C．She has become bored with it． D．She likes it because it is very convenient．

A．Confident B．Negative C．Satisfied D．Objective

A．Disable anonymous logins. B．Allow only anonymous logins. C．Configure the firewall to block port 21. D．Place the FTP server outside of the firewall.