He was told that it would be at least three more months ___________he could receover and return to work.
| A．when | B．before | C．since | D．that |
So far nobody has claimed the money ___ in the library.
| A．discovered |
| B．to be discovered |
| C．discovering |
| D．having discovered |
The workers ___ the glass and marked on each box“This Side Up”.
| A．carried |
| B．delivered |
| C．pressed |
| D．packed |
More and more high-rise buildings have been built in big cities ___ space.
| A．in search of |
| B．in place of |
| C．for lack of |
| D．for fear of |
Some insects ___ the colour of their surroundings to protect themselves.
| A．take in |
| B．take off |
| C．take on |
| D．take out |
You had better ___ some time every day for sports so that you can keep your energetic.
| A．set aside |
| B．take up |
| C．take on |
| D．take out |