Tom is a hard-working student．In fact, you cannot find anyone in the class ____．

The writing was not _____, so we could not read it at all.

A good story does not necessarily have to have a happy ending, but the reader must not be left        .

选出与汉语意思相符的一项。

. Before radio and TV, music could only be heard _______, that is, you had to go to places where musicians gave performances.