【推荐1】Huawei mobile phone is easy to operate, which can run several_________ at the same time.

A．negotiations

B．qualifications

C．applications

D．exhibitions

【推荐3】Today, as we learn more about sharks, more people than ever want to protect them from ________.

A．destination

B．extinction

C．exhibition

D．institution

【推荐2】In time, Tang Yin gained ________ as one of the greatest artists China has ever known.

A．liberation

B．reputation

C．expansion

D．emission

【推荐2】Health care workers are at the risk of getting infectious disease because of their ______ to patients.

A．guidance

B．discrimination

C．exposure

D．response

【推荐3】Resources and investment are heavily concentrated in big cities, contributing to the population __________ and the dilemma of young people.

A．exposure

B．exploration

C．expectation

D．explosion

【推荐1】Life ______science, also known as anti-aging research, is the study of slowing down the processes of aging to lengthen both the maximum and average lifespan.

A．expectation	B．extension
C．protection	D．security

【推荐2】As companies are trying hard to attract and keep young people for their technical skills and enthusiasm for change, office culture is becoming a(n) ___________of youth culture.

A．extension

B．intention

C．tension

D．expansion