有人针对洋务运动指出:中国欲借官厂制器,虽百年亦终无起色,必须准各省广开各厂,令民间自为讲求,如国家欲购枪炮船械机器,均托民厂包办包用,其试不如式者,虽定造亦必剔返,则人人有争利之心,亏本之惧,自然专心致志,实力讲求,以期驾乎西制之上。此人主要强调的是( )
A:放宽民间设厂的限制将败坏社会风气
B:国家应加大工业投资以引导民营企业
C:洋务运动的出路需依托民营企业发展
D:学好西方技术就能全面超越西方国家
已知-π2<α<0,则点Psinα,cosα位于( )
选择合适的句子补全对话。
A:Hurry up, Zip. We ‘re late for the party!
B: ____
A:It's 5 o'clock now!
B:Oh dear! ____
A: ____
B:No, they aren't.
B:They're blue.
A:Look! They're under the bed.
B:Oh yes! ____
A.Thank you!
B.What time is it?
C.What colour are they?
D.Are they under the desk?
E.Where are my shoes?
花生油是烹调时常用的食用油,它主要来自花生种子的( )