由于车祸导致双目失明属于可遗传的变异。 ( )
×
这是不可遗传的变异,这种变异是因为环境引起的,而不是遗传物质引起的。
He felt______as soon as he realized that he had asked a foolish question.
A.bored
B.displeased
C.embarrassed
D.disappointed
水制法有()
A.煮
B.润
C.漂
D.淬
E.潭