1. I was pleasantly surprised by the thoughtful birthday gift from my friends.
我对朋友们送的体贴的生日礼物感到惊喜。

2. She was surprised to see her long lost friend at the airport.
她在机场看到久违的朋友感到惊讶。

3. The students were surprised by how difficult the exam was.
学生们对考试的难度感到惊讶。

4. He was surprised by the sudden change in weather.
他对天气的突然变化感到惊讶。

5. The team was pleasantly surprised by the unexpected win.
团队对意外的胜利感到惊喜。

6. I was surprised by how fast the new technology was adopted by the company.
我对公司如此快速采用新技术感到惊讶。