【高分句型二】

2.But meanwhile it is giving off huge amounts of waste gases，which makes the trees along the road suffer a lot.

此处是由关系代词"which"引导的非限制性定语从句，关系代词"which"在从句中作主语，主句为"But meanwhile it is giving off huge amounts of waste gases".

【高分句型三】

3.②What the picture conveys to us is ③that some people claim to protect the environment，①but actually they are polluting it.

①此处是由连词"but"连接的两个表示转折关系的句子.

②此处是由疑问代词"what"引导的主语从句，"what"在主语从句中作动词"convey"的宾语，谓语动词为"is".

③此处是由连接词"that"引导的表语从句.

【高分句型四】

4.It's obvious that their deeds contradict their words.

此处是由形式主语"it"引导的主句从句，结构为"It+be+形容词+that+句子".

【高分句型五】

5.①When we require others to observe traffic rules，we ourselves tend to violate them，②in which case we can hardly see a fast﹣flowing traffic and will frequently get trapped in the traffic.

①此处是由疑问副词"when"引导的时间状语从句，主句为"we ourselves tend to violate them".

②此处是非限制性定语从句，关系代词"which"指代前面整个主句的内容.

【解答】As is vividly shown in the picture，a trumpet carrying a slogan"PROTECT THE ENVIRONMENT"is used to call on people to take action immediately.【高分句型一】But meanwhile it is giving off huge amounts of waste gases，which makes the trees along the road suffer a lot.【高分句型二】(描述图片)

What the picture conveys to us is that some people claim to protect the environment，but actually they are polluting it.【高分句型三】It's obvious that their deeds contradict their words.【高分句型四】Whether conscious or unconscious，these people will surely fail to see a good environment.Unfortunately，the phenomenon is not alone in our society.For example，when we require others to observe traffic rules，we ourselves tend to violate them，in which case we can hardly see a fast﹣flowing traffic and will frequently get trapped in the traffic.【高分句型五】(对该图中言行不一的现象的理解)

In my opinion，we should match deeds with words.Only in this way can we achieve our goals.(启示)