根据下列句子的意思及所给的汉语提示，写出空缺处单词、固定短语或固定搭配的正确形式。
1. This story _______________ (使想起) me of my experience of being a teacher.
2. If it ______________ (not rain), we will go for a picnic.
3. Many Chinese have trouble using a knife and fork _____________ (correct).
4. I have _______________ (自学) Japanese for half a year.
5. Taiwan is our largest island that ______________ (位于) the southwest of China.