根据下列句子及所给汉语注释，写出空缺处各单词的正确形式
Nancy is too young to look after ________(她自己).
Many students think that teenagers should be ________(允许) to choose their own clothes.
I want to be a reporter because I enjoy________(交谈) with people.
The number of magazines at the library was________(减少) from 50 to 40.
-----I passed the last exam yesterday.
-----Oh, you’re really a ________(幸运的) dog.