题干
Neither of them thought highly of him and they both tried to _____ him in his work.
A：hamper
B：support
C：assist
D：encourage
答案(点此获取答案解析）
A
A：hamper
B：support
C：assist
D：encourage
Z(g)＋M(g)＋N(s)进行过程中X的转化率随时间变化的关系。若要改变起始条件，使反应过程按b曲线进行，可采取的措施是( )