.
Playing with a cell phone, he suddenly ________ the teacher staring at him.
| A．knew of | B．became aware of |
| C．reflected | D．aware for |
-----Where is my key? I remember I put it here yesterday.
--------You ______ it in the wrong place.
| A．must put | B．should have placed | C．might put | D．might have put |
______ to know the result of the rescue, the relatives of the mines gathered at the door of the manager.
| A．Curious | B．Interested | C．Dying | D．Attracted |
_______ round the city, we were impressed by the city’s new look.
| A．Taken | B．Taking | C．To be taken | D．Being taken |
People all over the country ______ money to those who suffered from the terrible disaster.
| A．donated | B．devoted | C．contribute t | D．treated |
Two nuclear power stations _______ in the past two months in Japan
| A．are damaged | B．have been damaged |
| C．would be damaged | D．are damaging |