She cared more about her students than her own health. That’s why two years passed _____ she was treated for breast cancer.
| A．since |
| B．before |
| C．after |
| D．until |
相关试题
—You can’t stand working with Jane in the same office, can you?
—______,because she just refuses _______while working．
| A．No, to stop talking | B．Yes ,to stop talking |
| C．No, stopping to talk | D．Yes, stopping talking |
____ is known, John studies in ____ is considered the best school in the city.
| A．Which; which | B．What; what | C．It; which | D．As; what |
We must apply what we have learned to our daily work because in no case _______ from practice.
| A．should theory separate | B．should theory be separated |
C．theory should separate | D．theory should be separated |
— My father is away _____ Beijing again. 
— Really? Is he there on business or on holiday？
| A．above | B．from | C．in | D．through |
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