下列各句中加线的成语，使用恰当的一项是（ ）

The telephone in the office is not available, it _____ somehow this morning. [ ]

Did you hear about the hero who rescued the child from the burning building?—Yes. What do you think most people ______ if they were in a similar situation?

My little brother likes this kind of pizza.Please give him _______ .

When he knew the disappointing result of the exam, he seemed quite_______