You can imagine he was terribly upset.
你能想像他有多苦恼。
I can't imagine life without the children now.
我现在无法设想没有了孩子们的.生活。
I would imagine the job will take about two days.
我猜想这工作大概需要两天左右的时间吧。
Imagine our surprise when he walked into the room!
你想象一下，他走进房间时，我们多么惊奇！