Some blood types are quite common, others are regionally , and still others are rare everywhere.
| A．distributed | B．contributed | C．obtained | D．Convinced |
Most of us value our time, but some of us treat it ________ it had no value at all.
| A．even if | B．as long as | C．even so | D．as though |
I can’t pretend ________ happy when I am not.
| A．to be | B．to have been | C．being | D．having been |
Peter ________ at this job since he graduated from college.
| A．is employed | B．was employed | C．has been employed | D．had been employed |
－What do you think of my new dress?
－________, I don’t think the color suits you.
| A．As a result | B．To be honest | C．Anyhow | D．However |
In my opinion, more importance should be ________ to developing students’ abilities to solve problems.
| A．devoted | B．applied | C．compared | D．attached |