怎样用because of造句?

He didn't go to school because of the illness.
由于生病了，他没有去上学。

because of the rain, we didn't go camping last week.
由于下雨了，我们上周没有去野营。

because of the traffic jam, I was late for school.
由于堵车，我上学迟到了。

Many beautiful fish are fast disappearing because of the severe pollution.
因为污染严重，许多美丽的鱼类正在面临绝种。

Because of his irresolute character, we were defeated at last.
因为他性格的软弱，我们最终被打败了。

Because of the bad weather,they didn't go out last weekend.

i come to answer the question beacuse of the mark.

I was late because of the traffic delay.