根据句意及所给提示,补全单词或用单词、固定短语、固定搭配的正确形式填空。
1. It's a good habit to brush our teeth t______________ a day.
2. We need eleven _______________ (play) for our soccer team.
3. What a _______________ (sun) day it is today! Let's go to the park.
4. Steven _______________ (参加) the school dancing club last year.
5. How can you type and talk ______________ (同时)?