It is our duty to try to ______ production and reduce the number of things we make and buy.
| A．cut back on | B．put up with |
| C．hold on to | D．run out of |
Your advice is ______great value to our work．
| A．from | B．with | C．for | D．of |
Lucy apologized for______to inform me of the change in the plan．
| A．being not able | B．not to be able | C．not being able | D．not be able |
It won’t be long ________we meet again．
| A．before | B．after | C．until | D．since |
He wants to make____as a writer．
| A．that | B．this | C．it | D．him |
There are many inconveniences that have to be ______when you are camping．
| A．put up with | B．put up | C．put off | D．put away |