Two more people in Shanghai have been ________ to be infected with the deadly H7N9 bird flu, local authorities said on Sunday.
| A．conducted | B．convinced | C．condemned | D．confirmed |
相关试题
As there is less and less coal and oil, scientists are exploring new ways of making use of ______ energy, such as sunlight, wind and water for power and fuel.
| A．primary | B．alternative | C．instant | D．unique |
In our class, when the bell rang and the teacher closed his book, it was a ______ for everyone to stand up.
| A．signal | B．chance | C．mark | D．measure |
Hiking by oneself can be fun and good for health. It may also be good for ______ building.
| A．respect | B．friendship | C．reputation | D．character |
Some parents are just too protective. They want to ______ their kids from every kind of danger, real or imagined.
| A．spot | B．dismiss | C．shelter | D．distinguish |
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