---In the past ten years, there have been many changes in family life.
--- Are these changes ______?
| A．better or worse | B．for the good or for the bad |
| C．for best or for worse | D．for the better or for the worse |
____________ with the efforts that the students made, all the teachers nodded and smiled.
| A．Satisfying | B．Having satisfied |
| C．Satisfied | D．To be satisfied |
Not until the teenager left his hometown ________ how much he loved it.
| A．did he know | B．he knew |
| C．had he known | D．he had known |
--Yao Yuan,a disabled woman,won the National Championships Cup last week.
--My goodness! She _______a lot of difficulties!
| A．may go through | B．might go through |
| C．must have gone through | D．ought to have gone through |
Don’t take up other people’s personal space, ______ will bring much inconvenience to them.
| A．where | B．which | C．what | D．that |
Everyone queued up before the booking office in silence, having nothing to do but _________.
| A．to wait | B．waiting | C．wait | D．waited |