in addition to 是一个常用的英语介词短语，意为“除……之外（还）”。它后面通常接名词、代词或动名词（即动词的 -ing 形式），不能直接接句子。
1. 后接名词
- In addition to English, she speaks French and Spanish.
- In addition to the cost, you need to pay a service fee.
2. 后接代词
- In addition to him, several others applied for the job.
- In addition to them, we invited a few experts.
3. 后接动名词（-ing 形式）
- In addition to studying, he works part-time.
- In addition to walking the dog, she waters the plants every morning.
常见错误
❌ 错误：In addition to he likes music.（不能接完整句子）
✅ 正确：In addition to liking music, he plays the piano.
小结
in addition to 后面只能接名词性成分（包括动名词），不能接从句。记住这一点，就能避免常见语法错误。