根据材料内容。从方框中选择恰当的单词填空，使材料意思完整、通顺，有的需要变换形式，每词限用一次。
possible, move, bad, situation, you, do, attention, outside, allow, afraid |
Did you meet any problems when you used a lift? Being trapped (使落入险境) in
a lift can be one of the experiences in one's life. Some people may be too to use the lift again. In fact, there are some things when people are in trouble in a lift.
Firstly, keep calm. Being afraid will make you too nervous to think clearly. Tell yourself to be calm and believe that everything is
Secondly, use the emergency (急救) call inside the lift or your mobile phone to let people know you are in trouble.
Thirdly, using Wechat is also a good idea more people to know you
are m need of help; If help doesn't arrive, knock the door to get from other people in the building.
Finally, less and try to relax. Even if the workers know your (9) it may take them some time to repair (修理) the lift. So, keep quiet and relax as much as possible.