______ that after the ash covered the people who failed to flee the city, their bodies nearly completely______ and disappeared, _________ empty spaces in the ash.
| A．It turned out; broke down; leaving |
| B．As turned out; broke up; which left |
| C．It turned out; broke off; leaving |
| D．What was turned out was; broke down; left |
My sister is _______ about what she eats, otherwise she would not be so thin.
| A．special | B．curious | C．particular | D．specific |
I know a little bit about the city as I __________ there for one year in my youth.
| A．am studying | B．had studied | C．studied | D．have studied |
While working in the countryside, the students a great deal of knowledge on plant life.
| A．looked up | B．picked up | C．put up | D．called up |
Criticism and self-criticism _____ necessary _____ it helps us to correct mistakes.
| A．is, in that | B．are, in that | C．is, in which | D．are, at that |
Running a company is not _______ a matter of hiring people — they also need to be trained.
| A．simply | B．partly | C．seriously | D．equally |