1、I tremble to think of the consequences.
我為可能產生的后果而擔心。

2、I tremble to think what is going to happen.
想到即將要發(fā)生的事情，我感到非常焦慮。

3、I tremble to think what has happened to him.
想到發(fā)生在他身上的事我就感到焦慮不安。

4、I tremble to think what will happen.
我想到將要發(fā)生的事情就不寒而栗。

5、I tremble to think what's going to happen.
我一想到即將發(fā)生的事就擔心。