能促进脂肪消化,但不含消化酶的消化液来自如图中的( )
A:①
B:②
C:③
D:④
a-b-c=____-(____+____)
140×25-40×25=____
The workers ____ (build) a new bridge near my house last year and I guess they will finish it next month.
下列对ADP+Pi+能量→ATP反应式中“能量”相关的叙述,正确的是( )