他多么友善啊英语怎么说

"How friendly he is!" 在英文中可以这样表达。

"Friendly" 是形容词，意思是 "友好的、亲切的"。

下面是几个带有 "friendly" 的英文例句：

He was very friendly and offered to help us carry our bags. 他非常友好，还主动帮我们提包。
The staff at the hotel were all very friendly and helpful. 酒店的员工都非常友好，乐于助人。
The neighborhood is known for its friendly residents. 这个社区以居民友好而闻名。

希望这些信息对你有帮助。