___ the phenomenon of "bystander effect"...

I listened carefully to his long boring speech, but could not ___ what he was talking about．

"___ Libya's oil production returns to normal, I guess, it will be fifteen months," said a UN expert．

Knowledge from real life isn't easier to forget than ___ achieved from textbooks．

The police have ____ power to deal with such matters by ____ law．

假定英语课上老师要求同桌之间交换修改作文，文中共有10处语言错误，每句中最多有两处。每处错误涉及一个单词的增加、删除或修改。

增加：在缺词处加一个漏字符号(∧)，并在其下面写出该加的词。

删除：把多余的词用斜线(/)划掉。

修改：在错的词下划一横线，并在该词下面写出修改后的词。

注意：1.每处错误及其修改均仅限一词；

2．只允许修改10处，多者(从第11处起)不计分。

How much times do you spend with your parents? When did you last tell them what is on your mind?

Your parents are your dearest people in the world. When you are young and they always care for you deep. But even though many children still love their mum and dad, families often become more close as you get older. The end of the year is a time for families to get together. Have you ever thought what you can show your parents that you love them? Find chance and do anything for them or to have a sincere talk with them. If you can do this, your parents will be very happy.