选出下列加点字的读音完全正确的一组是（ ）

You ______ be driven out of the school if you dare to cheat in the exam.

The novel written by the author ________ best, but five years ago no one could have imagined how great a role he ________ in the literary world

Is＿necessary to tell his father everything

Put it down, Kitty. You mustn’t read ________letter.