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。

    WeChat plays an extreme essential part in our daily life. We can chat with friends, shared our photos and kill time by reading WeChat public accounts. But now, we can even gain new knowledge in WeChal study groups, covering something from photography to English. WeChat study groups are a fascinated idea Learners can make a full use of our spare time by joining these groups. It can let us pick up a couple of useful expression on the subway or read a story while travelling. It's so easy for us to have access new knowledge by joining study groups, especially for those of us which lead a busy life.

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。

    Water is very important to us, without that there would be no life. We couldn't live if we didn't have water. Therefore, some people don't turn the tap off at once after using it. Some people don't realize they wash them in the shower too long. Some even throw away bottles full in water. As middle school students, we should make great efforts to save water. On one hand, every single person's save water is significance. On other hand, we can use some water we just used to watering plants. We shouldn't leave the tap running for while we brush our tooth.