英语重点难点精讲：imagine，guess和suppose
① imagine是及物动词，意为“想象，设想，料想”，结构为：
imagine（sb.）doing sth.
imagine sb./oneself+补足语（名词，分词，不定式）
imagine sb./oneself as
imagine+that从句
imagine+what从句
We can hardly imagine life without electricity. 我们很难想象没有电生活会怎么样。
I can't imagine living such a life. 我无法设想过这样的生活。
Can you imagine her becoming a driver？你能想象她当了汽车司机吗？
He likes to imagine himself a writer. 他喜欢想象自己是个作家。
Imagine yourself to be on a lonely island. 想象一下你自己在一个荒岛上。
He imagined himself as manager of the company. 他把自己想象为公司的经理。
I imagine that he won't be able to come. 我料想他不能来了。
I can't imagine who the man is. 我想象不出这人是谁。
② imagine，guess和suppose都可表示“猜想”，但有区别。imagine指没有事实根据，凭主观想象或主观料想；guess指未作认真思考而猜想或猜测；suppose指根据某些事实进行推测。
【比较】
I used to imagine that he was a tall and thin man. 我以前猜想他是个又高又瘦的人。
I guess the stone weighs about 150 jin. 我猜那块石头大约重150斤。
I suppose he is right. 我想他是对的。