填空。

①You mustn't walk around during landing. ____   A. On a bus

②You mustn't talk to the driver.____         B. On a train

③You must wear a helmet .____          C. On a bike

④You must wear a seatbelt.____           D. On a car

⑤You mustn't put your head out of the window.____   E. On a plane

⑥You must wear a lifejacket.____       F. On a boat

2016年3月，全国政协十二届四次会议和全国人大十二届四次会议在北京胜利召开。各位人大代表和政协委员，来自各个民族，各条战线，他们年龄不等，职业不同，经历各异。这充分说明我国人民民主具有（    ）

按要求，填单词。

she（物主代词）____