Here I want to try to give you an answer to the question: what personal qualities are （1)_

Here I want to try to give you an answer to the question: what personal qualities are (1)_____ in a teacher？ Probably no two people would (2)_____ exactly similar lists, but I think the following would be generally (3)_____.

First, the teacher's personality should be pleasantly (4)_____ and attractive. This does not rule out people who are physically (5)_____, or even ugly, because many such have great personal (6)_____. But it does rule out such types as the (7)_____, melancholy, frigid, sarcastic, frustrated, and over bearing: I would say too, that it (8)_____ all of dull or purely negative personality.

Secondly, it is not merely desirable (9)_____ essential for a teacher to have a genuine (10)_____ for sympathy—a capacity to tune (11)_____ to the minds and feelings of other people, especially, to the minds and feelings of children. (12)_____ related with this is the capacity to be (13)—not, indeed, of what is wrong, but of the frailty and immaturity of human nature which (14)_____ people, and again especially children, to make mistakes.

Thirdly, I (15)_____ it essential for a teacher to be both intellectually and morally honest. This does not mean being a saint. It means that he will be aware of his intellectual strength and (16)_____, and will have thought about and decided upon the moral principles by which his life shall be (17)_____. There is no contradiction in my going on to say that a teacher should be a (18)_____ of an actor. That is part of the technique of teaching, which demands that every now and then a teacher should be able to (19)_____ an act—to enliven a lesson, correct a fault, or (20)_____ praise. Children, especially young children, live in a world that is rather larger than life.

A．substantial

B．adorable

C．desirable

D．valuable