国土资源部《关于煤炭资源合理开发利用“三率”指标要求(试行)》,煤炭矿山企业的原煤入选率原则上应达到()以上。
A.90%
B.85%
C.80%
D.75%
参考答案:D
— I hear you saw the film Autumn Remembrance directed by Zhang Yimou last night. _____?
— It was far less fascinating than I thought. [ ]
A. Have you caught that
B. How did you find it
C. How is it going
D. Can you follow me
玉米穗期田间管理的中心任务是()
A、保全苗
B、促根壮苗
C、促叶壮秆
D、保护叶片不早衰