We must apply what we have learned to our daily work because in no case ____ from practice.
| A．should theory separate | B．should theory be separated |
| C．theory should separate | D．theory should be separated |
_______ ，he was ready to help the poor.
| A．Though he is an orphan | B．An orphan as he was |
| C．Orphan although he was | D．Orphan as he was |
Yes.We have to say we are now facing unexpected difficulties ahead, but we finally believe nothing can stop us from serving the people heart and soul, _______?
| A．can it | B．can’t it | C．can they | D．can’t they |
—Are there any English story-books for us students in the library?
—There are only a few, _______________.
| A．if any | B．if some | C．if many | D．if much |
There ____ no buses, we had to walk home after work yesterday.
| A．was | B．were | C．being | D．had |
—Why not take my car to the museum instead of walking?
— No, thanks. ____.
| A．I'm used to | B．I’m able to | C．I'm about to | D．I've got to |