题目内容：
根据句意和首字母提示写出单词。 1. Tom is very helpful. He often gives his s_______ to the old people on the bus.
2. The flu (流感) is a big p_______ in the world now. We must be careful.
3. We all like our English teacher because she is always w______ to help us.
4. — What do you want to be in the f_______?
— I want to be a singer because I like traveling.
5. The a_______ by the 15-year-old girl are very popular among the young people now.
正确答案：
1. seat 2. problem 3. willing 4. future 5. articles
考点核心：
根据最新人教版版和牛津版的初中英语教材的词汇量，一个水平较高的初中毕业生的词汇量应在2400左右。初中的单词和词组词汇量要求数量会不断增长。
