Don’t use words, expressions or phrases _____ only to people with specific knowledge.
| A．being known | B．having known | C．to be known | D．known |
_____ to improving services, we will provide customers with all the information they need.
| A．Being committed | B．Having committed |
| C．Committed | D．Committing |
“I’d like to give my thanks to those _____ help my son was able to survive this terrible disease,” said the woman on TV.
| A．who | B．whose | C．with whose | D．with whom |
After the earthquake, many people had to be _____ in the tents because most of their houses were badly damaged.
| A．put away | B．put out | C．put up | D．put off |
I admire my English teacher. I can remember very few occasions ________ she stopped working because of ill health.
| A．that | B．when | C．where | D．which |
Despite being taken from very different sources, the results are remarkably _________.
| A．consistent | B．constant | C．contradictory | D．controversial |