—Was it by cutting down staff ________ she saved the firm?
—No，it was by improving work efficiency.
| A．when |
| B．what |
| C．how |
| D．that |
Comrade Li Dazhao, _____ librarian of Beijing University, was one of the founders of the Chinese Communist Party.
| A．sometimes | B．sometime | C．some time | D．some times |
The speaker _____ several other subjects in the course of his talk but mostly kept himself to the main topic.
| A．held on | B．worked out | C．touched on | D．kept out of |
At first the institute refused to purchase the telescope, but this decision was _____ revised.
| A．occasionally | B．consequently |
| C．successively | D．subsequently. |
No one imagined that the apparently _____ businessman was really a criminal.
| A．respectful | B．respectable | C．respective | D．respected |
We won't know whether it will be successful. We won't know whether there will be good _____.
| A．ends | B．results | C．effects | D．causes |