Many countries are in great need of natural gas, wind and other forms of ________.
| A．power | B．source | C．energy | D．material |
. From the ____ look on her face, I know it must be due to the _______ film.
| A．terrified; terrifying | B．terrified; terrified |
| C．terrifying; terrified | D．terrifying; terrifying |
Higher temperatures turning the large ice sheet to water would cause ______ rise in sea level worldwide and change ______ weather on earth.
| A．a; / | B．the; / | C．a; the | D．/; the |
Only in this way _________ make progress in our English study.
| A．can we | B．we can | C．we are able to | D．can we be able to |
A cook will be immediately fired if he is found _________ in the kitchen.
| A．smoke | B．smoking | C．to smoke | D．smoked |
_____by one of his fellow soldiers，the wounded man walked slowly across the field．
| A．Supporting | B．Supported | C．Support | D．Been supported． |