在承办公文时,应根据()科学安排承办的次序。
A.时效原则
B.先党后政
C.意义大小
D.主次缓急
参考答案:A
If he _______ his father about this, I think his father ________ him.
A. tell; help B. tells; will help C. will tell; helps
LKJ相对湿度要求是最湿月月平均相对湿度不大于90%RH。