单词拼写：根据句子意思及所给的中文或首字母提示完成单词，请将完整的单词填写在答题卡对应的横线上。每空只能填一词。（5小题，每小题1分，共5分）
I am going to have a ______(蛋糕) for lunch.
There is a ______(钢笔) in the box.
Jim was ______(幸运的) to get a chance to study in America.
It’s hard to I ______ living in a place where there is no water.
As her bike is still here, I don’t s______ she has left.