我国文物工作政策的基本原则是:(1)();(2)();(3)();(4)();(5)()。
史官这一名称始出于() ["商朝","黄帝时期","尧时期","禹时期"]
We should be glad () you would consider our application to further our study in your university. ["and","whether","though","if"]
“有时间来学习”和“有条件来学习”的内部结构相同,都是连动式。
许多油墨的干燥,常常是()种干燥形式相结合来完成墨膜干燥的。 ["2","3","4","5"]
词与词组合成短语,既有()上的要求,又有()上的要求。