The one-child policy was adopted in China since _________.
A. the late 1970s.
B. the early 1970s.
C. the late 1980s.
D. the early 1980s.
查看答案
_____________ is the supreme organ of state power.
A. The CPPCC
B. The NPC
C. The PRC
D. The CPC
The Han nationality, the largest group, makes up about ____________ of China's vast population.
A. 91.51%
B. 98.51%
C. 80.25%
D. 75.26
国产95式步枪研制时选定制造材料的性质是（）材料。
A. 热塑性
B. 热固性
C. 聚氨酯
D. 以上都不是
当时军方论证时，为计划研制的新武器提出“四新”要求，包括哪些？（）
A. 新工艺
B. 新材料
C. 新技术
D. 新指标
微信支付 
支付宝支付