15. It is hard to conceive ___ living without electricity and other modern conveniences.

Americans<br/>eat in fast food restaurants mainly for their ______.( ) A: convenient B: convenience C: conveniently D: conveniences

Reilly, a 24-year-old student at a Chicago school, carried out a 90-day project, making full use of those electronic conveniences.

The appearance of e-commerce has _____ the mode of consumption and ways of living. We are doing more online shopping and enjoy the conveniences in daily life.