My father is always strict _______ me, so he was very angry _______ my fault on this matter.
Susan, _____ university student from Europe, teaches me _____ art in her spare time.
It was the first time Mary _____ such a big opening ceremony.
Today Bob contradicted Ms. Li, our math teacher, in class, _____ made her angry with him.
Many things that were once considered useful and _____, for example, tobacco, is now thought harmful.
Since time is limited, let’s cut _____ the unimportant details.