CMOS类型的集成电路的C它代表（）型的场效应三极管。
A.互补
B.耗尽
C.P沟道
D.N沟道
参考答案：A
The little girl has to write a _______ composition every week. [ ]
A. two-thousand-word
B. two-thousands-word
C. two-thousand-words
D. two-thousands-words
信奉有效市场理论的机构投资者通常采用指数化型证券组合。 ( )
