Examples of using "завалил" in a sentence and their english translations:
I failed chemistry.
I flunked two of my tests.
Snow covered the bus.
Tom failed French last semester.
He failed the exam because he had not studied enough.
Tom failed English last semester.
The hunter shot a bear.
This semester I failed two students for plagiarism.
Tom failed to pass his driving test.
He failed in the examination because he had not studied.
The friend who I thought would pass the exam failed it.