1.我要对你道歉,因为我误拆了你的信（make apology,as,open）

1. I want to make an apology as I opened your letter by mistake.
2. We always associate China with the Great Wall, the symbol of China.
3. When he was assured that she was innocent, he was relieved and wore a smile on his face.
4. I'll appreciate it if you can do me a favor.
5. I'm astonished at the news that New York has been attacked by the terrorists again.