根据下列句子及所给汉语注释或通过上下文，在答题卡上标有题号的横线上，写出空缺处各单词的正确形式。每空只写一词。
小题1:More and more Chinese people are able to   (付得起)to travel abroad.
小题2:He was wearing a very   (严肃的)expression and I knew something was wrong.
小题3:Regular tests help the teacher to learn about the   (进步)of each student.
小题4:He   (承诺)that he would come, but he has not turned up yet.
小题5:Among the many   （业余爱好）of his are reading, music and tennis.
小题6:There is nothing there - you are just   (想象)things!
小题7:The little girl walked   (自信地)onto the stage, ready for her first speech.
小题8:-Can I help you with it?
-I am grateful for your offer, but I can manage it   ．
小题9:- Did you catch   I said?
- Sorry. I was answering a text message just now.
小题10:- It's no use having   only.
- Don't worry. Peter can show you how to turn an idea into an act.