Some of the exercises appear to be ___ ones that you have done, but after taking ___ second look, you will find that they are different.
| A．/; the | B．the; the | C．the; / | D．the; a |
________that we can’t get the necessary equipment，we will have to give up the experiment.
| A．To assume | B．Assumed | C．Assumes | D．Assuming |
Lucy was chosen for the job because she was superior ________the other candidates.
| A．at | B．for | C．to | D．In |
Not until all the fish died in the river ________ how serious the pollution was.
| A．did the villagers realize |
| B．the villagers realized |
| C．the villagers did realize |
| D．didn't the villagers realize |
His first book ______ last month is based on a true story.
| A．published | B．to be published |
| C．to publish | D．being published |
________by curiosity，he opened his wife’s notebook and began reading her diary.
| A．Driving | B．Being driven |
| C．Driven | D．Having driven |