子囊盘的主要特征是？
参考答案：
子囊在一个盘状或杯状开口的子囊果内，与侧丝平行排列在一起形成一子实层。
—What do you suppose made Alice so sad?
—__________ the computer test.[ ]
A. Because she hadn't passed
B. For she didn't pass
C. She failed to pass
D. Her not having passed
电阻的单位是安培。（）
