请用适当的词完成下面这篇短文，并把所缺单词填写在答题卡指定的位置上。每个空只能填写一个形式正确、意义相符的单词。

It was a fine day last Sunday．John went to a supermarket to do some    小题1:  ．Because it’s a little far away from his home, he   小题2:   his car there．It was difficult for him to find a place to park his car．At last he found one at the corner between two buildings．After parking his car he went into the supermarket to     小题3:  the things he needed．Twenty minutes    小题4:  , he finished shopping and took the things slowly back to the car park．Suddenly he     小题5:   two young men trying hard to open the door of his car．They were both wearing black     小题6:   ．John knew they were the car thieves． But he was    小题7:   and didn’t know what to do．He thought for a moment．Then he got an   小题8: ．He went up to them and shouted loudly: “Can I help you? I think you lost your keys． You can use    小题9:  ．” “Can your keys open this door? Why?” “Yes, because it’s my car．” When the two men heard this, they ran away as    小题10:    as they could． In this way, he stopped the thieves from stealing his car．How clever John was!