根据所给提示，完成句子，每空一词，含缩略词。

1. Martin used to give his mother a lot of trouble. (改为否定句)

    Martin _________ _________ to give his mother a lot of trouble.

2. This English-English dictionary belongs to Fred. (对划线部分提问) 

    __________ does this English-English dictionary _________ to?

3. To keep healthy, more and more people prefer walking to driving. (同义句)

    To keep healthy, more and more people would walk __________ _________ drive.

4. I am sure that I can succeed in the final examination. (同义句)

    I am sure _________ my _________ in the final examination.

5. 我会尽快回复您的邀请。(完成译句)

    I will _________ _________ your invitation as soon as possible.

按份共有人在转让其共有财产份额时，其他共有人在同等条件下享有(）。

A．购买权

B．优先购买权

C．收益权

D．优先受赠权