According to the latest research, getting enough sleep is _____to maintaining good health and reducing stress.
A. practical B. contradictory C. essential D. alternative
In the eyes of a policeman, it's a usually very dangerous to get close to the _____criminal. He may do anything he would to escape.
A. desperate B. conscious C. primitive D. sensitive
Nowadays, Internet shopping will really_____when people are sure that it is safe.
A. take off B. take up C. take away D. take on
Every time I take part in a friend’s big party. I always go to talk to those who just sit alone so that they don’t feel_____.
A. let out B. wiped out C. made out D. left out
Nokia has a family of low-cost mobile phones based on Google's Android operating system.
A. performed B. operated C. launched D. instructed
Telling twins apart as an adult is hard enough, but what happens when a baby meets someone who____exactly her dad?
A. represents B. resembles C. distinguishes D. dismisses
