科技英语阅读习题答案汇总

3

3. Directions: Reorder the disordered parts of a sentence to make a complete sentence.

1) Facebook allows anyone who declares themselves to be aged 13 or older to become a

member of the website.

2) The website's membership was initially limited by the founders to Harvard students, but was

expanded to other colleges in the Boston area, the Ivy League, and Stanford University.

3) Facebook later expanded membership eligibility to employees of several companies,

including Apple Inc. and Microsoft.

4) The media often compares Facebook to MySpace, but one significant difference between the

two websites is the level of customization.

5) The patent may encourage Facebook to pursue action against websites that violate the patent,

which may potentially include websites such as Twitter.

4. Directions: Change the following sentences into nominalized ones.

1) Network security has become a major concern for organizations and individuals.

2) For these reasons, making an operating system ready and available is helpful.

3) The security policy development process may also involve the identification of protection.

4) Rather, it is a brief description of a number of important product features, such as the input

method, network connectivity, operating system, and database capabilities.

5) While formulating the interview plan, designers should work closely with project

stakeholders who have access to users.

Unit 4

3. Directions:

1)Given that robots generally lack muscles, they can't rely on muscle memory (the trick

that allows our bodies to become familiar over time with movements such as walking or

breathing) to help them more easily complete repetitive tasks.

2)For autonomous robots, this can be a bit of a problem, since they may have to

accommodate changing terrain in real time or risk getting stuck or losing their balance.

3)One way around this is to create a robot that can process information from a variety of

sensors positioned near its “legs” and identify different patterns as it moves, a team of

researchers report Sunday in Nature Physics.

4)Some scientists rely on small neural circuits called "central pattern generators" (CPG) to

create walking robots that are aware of their surroundings.

5)Bernstein Center for Computational Neuroscience researcher Poramate Manoonpong

and Max Planck Institute for Dynamics and Self-Organization researcher Marc Timme

are leading a project that has created a six-legged robot with one CPG that can switch

gaits depending upon the obstacles it encounters.

4. Directions: Change the following sentences into the passive-voice ones.

1) A novel twist is introduced on this traditional approach (by the new field of experimental

philosophy).

2)T he search to understand people’s ordinary intuitions is continued (by experimental

philosophers).

3)This is accomplished by using the methods of contemporary cognitive science—

experimental studies, statistical analyses, cognitive models, and so forth.

4)Just in the past year or so, this new approach has been being applied (by a number of

researchers) to the study of intuitions about consciousness.

5)How people think about the mind can be better understood by By studying how people

think about three different types of abstract entities.