某公交车原来坐有22人,经过4个站点的上下车情况分别如下(上车为正,下车为负):(+4,-8),(-5,+6),(-3,+2),(+1,-7)。现在车上还有( )人。
12
下列物质中不属于高能化合物的是
A.ADP
B.ATP
C.AMP
D.乙酰CoA
E.磷酸肌酸
—Pity you missed the lecture on nuclear pollution.
—I _____it, but I was busy preparing for a job interview.
A.attended
B.had attended
C.would attend
D.would have attended