考考你的记忆力，根据句意及首字母补全在本课中出现的单词。
1.We are d_____ from them.
2."R_____"means "again".
3.Can you s_____ the song in English?
4.I hope you r_____ to tell him about it.
5.Do you have a s_____ friend?
6.I'm good at ping-pong. That makes me u_____.
7.Can you write a letter to me to d_____ yourself?
8.Let me i_____ my friend to you.
9.Do you know how they c_____ the festival?
10.We should be c_____ in ourselves.
