The problem of the widening gap between the rich and the poor, if not properly ______, can result in many serious social tensions.
| A．being handled | B．to handle | C．handled | D．handling |
A devastating(毁灭性的) mudslide in northwest China's Gansu Province earlier in August killed at least 1,467 , with 298 still ___ .
| A．missed | B．are missing | C．missing | D．losing |
Word has come ___ a 100-million-year-old dinosaur fossil was recently discovered on a mountain in Ningcheng County, Chifeng.
| A．what | B．that | C．whether | D．when |
You cannot be more careful when crossing the street, or you may ___ by cars.
| A．be run away | B．get run out |
| C．get run over | D．run into |
Scientists have many theories about how the universe_____.
| A．came into being | B．was coming into being |
| C．had come into being | D．would come into being |
Teachers required that all the students ___ their homework all alone.
| A．must finish | B． would finish | C．had to finish | D．finish |