请生成一组包含5个高中词汇的填空题。


根据高中英语词汇，生成一组包含5个单词或短语的填空题，每个填空对应一个句子。
1. Many youths experience a sense of __________ when transitioning into adulthood.
  (Ans: disillusionment)

2. The teacher asked the class to __________ the main idea of the novel.
  (Ans: summarize)

3. The __________ crisis led to a shortage of essential goods in the market.
  (Ans: economic)

4. One important feature of a sonnet is its __________, which consists of fourteen lines.
  (Ans: structure)

5. The company's __________ strategy involves expanding its business into new markets.
  (Ans: growth)