例句：
1、I knew I had to get up early.
我知道我得早起。
2、She was in her early teens.
她正值豆蔻年华。
3、She arrived early to secure a place at the front.
为了能占个靠前的'位置，她提早到了。
4、It's too early to declare his efforts a success.
现在就断言他的努力已经获得成功还为时过早。
5、The early indications look encouraging.
开初的迹象看起来令人鼓舞。
