---Tom studies hard.Mary studies even harder.Jack hardly studies.Of the three, who studies the hardest? ---___ studies the hardest.
—Use my umbrella to ______ yourself from the rain, will you? —That’s very kind of you.
John and I get on well with each other because we share a lot in ______.
You don’t want ______ and neither do others.
This is such a difficult question ______ none of us can answer.
Everyone in the class is expected to ______ these discussions.