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.