男性，56岁，因完全性肠梗阻、感染性休克伴肾功能衰竭急诊行剖腹探查术，因是饱胃病人拟

下列关于细胞内合成ATP的叙述中，错误的是[ ]

A．在有氧与缺氧的条件下，细胞质基质都能形成ATP

B．在线粒体中形成ATP时，一定需要氧气

C．在叶绿体中形成ATP需要光能

D．在一定条件下，ADP与ATP可以相互转化

At the end of the meeting, it was announced that an agreement ________.

A．has been reached

B．had been reached

C．has reached

D．had reached

About ____of the students in Grade Nine this year were born in the_____.

A．three five; 1996.

B．three fifths; 1990s

C．third fifth; 1997.

D．third fifths; 1990s

全部贡献利润就是总收益与总成本之差。

放音磁头在拾取磁带上记录的音频信号时存在（）。

A、微分效应

B、积分效应

C、差分效应

D、电荷