我认为

• to my way of thinking
• methinks
• if you ask me
• to my thinking

例句

1. 我认为这些有趣的旧习俗应该保存下去。
   I think these interesting old customs should be preserved.
2. 我认为他是对的。
   I think he is right.
3. 我认为他侵占我的停车位肯定是有意和我作对。
   I'm sure he took my parking space just to spite me.
4. 如果你问我，我认为那是困难的。
   If you ask me, I think it's difficult.
5. 我认为他的个性有些怪僻。
   He's got a few kinks in his personality, if you ask me.