有目的、无意志努力的注意是( )
A.有意注意 B.无意注意C.有意后注意 D.随意注意
参考答案:C
根据句子意思完成已给出首字母的单词。
1. China has the l___________ population with 1.3 billion.
2. Chen Jun said that Project Hope had c his life.
3. Can the homeless people get good food and m____________ treatment?
4. Walking or riding a bike will save energy and r____________ air pollution.
5. Almost everyone knows that air pollution is h____________ to people's health.
电力机车拉杆式轴箱定位最早是由()制造的。
A.日本
B.美国
C.法国
D.中国