If human beings had been a bit less greedy and cruel, more birds and animals _____dying out.
| A．ought to avoid | B．could have been avoided |
| C．should have avoided | D．might have avoided |
He is a little bit mysterious these days. Nobody in our company knows exactly.
| A．what he is working on | B．what is he working on |
| C．what did he work on | D．what was he working on |
——I don’t feel like going out. Why don’t we just stay home and watch TV instead?
——You promised to take me out for dinner and to the theatre on my birthday.
| A．Great! | B．Why me? | C．Come on! | D．Not at all. |
——Is it my appearance the professor minds?
——I guess not. He will consider necessary to have an experienced assistant.
| A．which；it | B．that；it | C．which；that | D．that;that |
When my parents told me they were getting separated. I couldn’t believe our family was going to . .
| A．break down | B．break away | C．break up | D．break out |
Don’t try to persuade your boss；he won’t have the of employing me—a fresh student.
| A．intention | B．attention | C．sense | D．attraction |