1.think over为动副结构,侧重于思考,不涉及结果,表达“深思熟虑,仔细思考”之意;
2. think about,表示“考虑”特别是考虑某一计划是否可行,后接一个名词、动名词或带疑问词的不定式。
3. think of主要表示“考虑,关心,想起,对……有某种看法”之意,为动介(动词十介词)结构。表示看法、评价之时,常用一些副词来修饰,如think much/a lot/a great deal/highly/well/ill of…(对……评价高/好/不好);若问评价如何,觉得怎样,常用what…think of…
hear, hear of, hear from
hear可用作及物动词,表示“听到”、“听见”,侧重于听的结果。如:
I'm very sorry to hear that.听到那件事我非常难过。
Hear后面还可以跟that从句,如:
I hear that you've been here for several years. 我听说你已经来这儿几年了。
(2) hear of是“不及物动词+介词”构成的词组,意指间接地“听到”“听说”后接名词性质的词。如:
I have never heard of him before. 我以前从来没有听说过他。
注意:hear of与hear about的意义相近,这两个词组在英语中有时可以通用。它们含有“听人说起”,“从书报上看到关于”等意义。例如:
I’ve never heard of him. 我从来没有听说过他。
Have you heard about him from anywhere?你从什么地方听到过他吗?
(3) hear from指“收到……的来信”与get or receive a letter from 同义,其宾语应是人,而不是信。如:
I often hear from my parents.我经常收到父母的来信。
参考资料:多补充了一点哦~