There are no guarantees as to what life will be like midway through the 21th

游客2024-08-09  10

问题     There are no guarantees as to what life will be like midway through the 21th century,
but there are scientific initiatives which offer interesting glimpse into                                                  【M1】________
the future. Many people will work from home, electric cars will be the typically                                           【M2】________
form of transport, and goods and services paid for by mobile phone. The most                                               【M3】________
advanced smart homes will be environmentally friendly, equipping with their                                                【M4】________
own recycling units which will be able to make drinkable waste water completely                                            【M5】________
safe and palatable.
    Advances in medical science will also have far-reaching consequences; people
born today can have a life expectant of 100 years. The development of so-called                                            【M6】________
smart medicine research suggests what people will carry out their own digital health                                       【M7】________
checks, enabling online analysts to reach an immediate diagnose of any condition                                           【M8】________
requiring treatment. Scientists predict with reasonable certainty that any of these                                        【M9】________
technological advances will be in the place for many people worldwide, whereas the                                         【M10】________
nature of other changes remains speculative for the time being. [br] 【M6】

选项

答案  expectant→expectancy

解析 该句的意思是“现如今出生的人可以有100年的预期寿命”。该题考查固定搭配have a life expectancy of,译为“预期寿命”,从语法结构可知,expectant是形容词“预期的”,因此需将expectant改为expectancy。
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