It is vital to ________ to teenagers the simple fact that ________ the Internet will more or less do harm to both mental and physical health.
A. get across; being addicted to B. get over; addicted to
C. get through; addicting to D. get down; addicting themselves to
Each ticket, unless stated __________, admits only one person.
A. otherwise B. else
C. others D. rather
The new product is beyond all praise and has quickly taken over the market ___ its superior quality.
A. in terms of B. by virtue of
C. on behalf of D. on top of
Not until recently _______the development of tourist-related activities in the rural areas.
A. they had encouraged B. had they encouraged
C. did they encourage D. they encouraged
In those days, our ________ concern was to provide people who were stopped by the snowstorm with food and health care.
A. permanent B. precise
C. privileged D. primary
Never shall I forget that poem and the inspiration _________provided for my first novel.
A. which B. that
C. it D. what
