有关印度工业发展的叙述,正确的是[ ]
A.以采矿、纺织工业为主
B.积极发展民族工业
C.重视培养科技人员
D.钢铁、机械制造业、化学工业居于世界领先水平
答案:C
根据汉语提示完成句子。
1. I can't afford to buy the dictionary, because I have_______ _______ _______ (用完了) my money. 2. Children are very _______ _______ _______ (对……感兴趣) computer games.
3. Nearly all the singers sang very _______ (清楚地) and looked comfortable _______ _______
(在舞台上).
4. I have no_______ (机会) to see her. What a pity!
5. Many people agree that they _______ _______ (取得进步) by singing English songs.
耶克斯一多德森定律表明,对于中等难度的任务来说,动机强度与学习效果之间的关系是( )
A.正相关
B.负相关
C.倒U型关系
D.无关系