A:狂妄自大的表现
B:充满自信的表现
C:争强好胜的表现
D:意志坚强的表现
—I think teenagers should be allowed to make their own decisions when they have problems at school.
—_______. They're not calm enough, after all.
我是拼音小能手
____
稠密
繁衍
永久
豌豆的高茎为显性基因(用D表示),矮茎为隐性基因(用d表示),下列亲本组合中可能出现矮茎的是( )