按给出的要求变换下列句子，要求每空限填一词。

1.She is going to play computer games tomorrow. (对画线部分提问)

   ________ she going to ________ tomorrow?

2. Where are you from? (改为同义句)

    Where ________ you ________ from?

3. Shanghai is the biggest city in China. (改为含有比较的句子)

    Shanghai is ________ than ________ other city in China.

4. My father drove his car to work yesterday. (改为同义句)

    My father went to work ________ ________ yesterday.

5. People obey the traffic rules. There will be fewer accidents. (用if合并一个句子)

    ________ people obey the traffic rules, there ________ be fewer accidents.

经过一定时期（比如两年）之后的终身寿险合同，如果投保人要求退保，保险人可以退还一定数额的现金。这部分现金通常称为（）。

A.退保费

B.手续费

C.退保金

D.贷款额