I couldn't be mad at him because I liked him too much.
I didn't know that she had been married，since she seldom talked about herself.
As no puma had been reported missing from any zoo in the country，this one must have been in the possession of a private collector.
I'm in a difficult situation in that I have been offered two jobs and they both sound interesting.
He failed to arrive at the airport punctually in that he had suffered a terrible traffic jam.
3.其它引起原因状语从句的词组还有：now that,seeing that,considering that,not that... but that...等.
Now that a tunnel has been built through the mountains，the pass is less dangerous.
He soon discovered how much faster he could travel now that he was alone.
Seeing that you're the guest on this little trip，I won't tell you what I think of your behavior last night.
They did the job quite well considering(that)they had no experience.
It is not that I dislike the task but that I am unequal to it.
We never see Henry these days，for Henry has grown fat and lazy.
Because it was raining，he didn't go out for the picnic.(不能用 for)
As the evidence began to accumulate,expertsCfrom the zoo) felt obliged to investigate，for the descriptions(given by people) (who claimed to have seen the puma) were extraordinarily similar.