It is necessary to explain your theory _____, otherwise the audience won't make sense of what you are trying to get across.
A. on purpose B. at length C. at random D. on average
In the bubble years, lending standards slipped ______,allowing many people to put far too much of their income into paying for their housing.
A. delicately B. dynamically C. deliberately D. dramatically
Life is stressful, and complaining may be considered by many as an extension of being________normal.
A. urgently B. absolutely C. casually D. clumsily
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
