Although they plant trees in this area every year, the tops of hills are still ______.
| A．blank | B．hollow | C．vacant | D．bare |
The celebration of National Hugging Day has moved beyond America’s borders. It seems the day might ____ and start in other countries.
A. hold on B. count on
C catch onD. take on
The number of the students in senior high school, ____ is mentioned above, is increasing.
| A．as | B．which | C．what | D．who |
Great inventors don’t ____ graduate from famous universities. Some didn’t even go to university.
| A．really | B．nearly |
| C．necessarily | D．likely |
In the eyes of some people, Japan has been ____ the list of the unpleasant places for sightseeing in consequence of the severe nuclear leak.
| A．put down | B．put on |
| C．put off | D．put up |
____ for its well-preserved ancient Tibetan houses, Dukezong was one of the most popular resorts in Shangri-la.
| A．Knowing | B．To know |
| C．To be known | D．Known |