20221108 某事是...（的）

It + be动词+名词/形容词/一般动词+that 从句/if、whether从句/其他wh-从句。

eg. It is doubtful if they can go through this rain forest within a week. 他们能否在一周内穿越雨林还难说啊。

句型解析：It是形式主语，用来指代后面从句的内容。后面可使用that、if、whether来引导从句，或是连接以who、what、which、when、where、why、how等疑问词开头的从句。

1. It is not surprising why an alcoholic died of liver cancer. 一个嗜酒者死于肝癌并不令人惊讶。

2. It is not important how long we live, but how we live. 可以活多久并不重要，如何活得有意义才是重点。

3. It makes a big differernce where you park you car. 你把车停在那儿会有很大的影响。

4. It makes no difference whether he wins the contest or not. 他是否会赢得比赛不会造成很大影响。

5. It is not important if he will come to our party tonight. 他今晚能否来参加我们的聚会并不重要。

6. It is funny that some people are afraid of fruit. 有些人害怕吃水果是件很好笑的事情。

7. It is not important how often she goes shopping, but how much she spends. 她多久去逛一次街并不重要，花多少钱才是重点。