He want s to changes in the company and I am sure he will___________
| A．on time | B．at a time | C．at one time | D．in time |
Why many adolescents have trouble communicating with their parents lies in _______we call “generation gap .”
| A．what | B．that | C．which | D．how |
I _______less than a pound a week when I first started work .
| A．used to earn | B．was used to earn | C．used to earning | D．was used to earning |
_______the cost ,the project will take a lot of time as well .
| A．Other than | B．Except for | C．In addition | D．Apart from |
These professors had interrupted their own research to accept an invitation to _______in an unusual experiment .
| A．take a part | B．take part | C．play a part | D．play part |
I really don’t know why he hates everything we _______.
| A．stand out | B．stand for | C．stand aside | D．stand up |