不能穿过线粒体内膜的物质是()。
A.苹果酸
B.谷氨酸
C.天冬氨酸
D.草酰乙酸
参考答案:D
Children are ________ to meet with challenges as they grow up so parents don't have to worry about it.
A.possible
B.due
C.probable
D.bound
井下低压供电不应超过()V。
A、1140
B、660
C、380
D、127