Would you say the amount of free time has changed much in the last fifty years?
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示范答案：
A: Actually，it has changed a lot. In the past everything was fixed，you can do nothing in your free time but now there are plenty of good ideas to change the situation，such as work more hours per day，and fewer days per week. What does it called? Oh（2），let me see，it’s flexible working schedule。 Right，it’s it and many organizations are using nowadays.
