【简明语法】7.5 不定式作表语

　不定式可放在be动词后面，形成表语。例如：
　　 My work is to clean the room every day.
　　 His dream¹ is to be a doctor.

1 dream   

n.梦；梦想；v.做梦；向往

参考例句：

• I remembered my grandfather in my dream last night.昨晚我梦见了我的外祖父。
• It's my dream to win a Nobel Prize.我的理想是获得诺贝尔奖。