【简答题】20世纪60年代后,人体工程学进入一个新的发展阶段, 协调发展是这一 阶段的研究中心。
【简答题】A.The decline in his health. B.His desire to start his own business. C.The cr in his family life. D.His dream of living in the countryside.
【单选题】Which of the following is not true?
A.
John Harold Drake criticize problem children in his book.
B.
Two 10-year-old boys are his central characters in his book.
C.
The message conveyed by the characterization is important.
D.
The author of the text prefers to regard the book as a drama than novel.
【简答题】如图1,四边形ABCD是正方形,G是CD边上的一个动点(点G与C、D不重合),以CG为一边在正方形ABCD外作正方形CEFG,连接BG,DE.我们探究下列图中线段BG、线段DE的长度关系及所在直线的位置关系. (1)猜想图1中线段BG、线段DE的长度关系及所在直线的位置关系; (2)将图1中的正方形CEFG绕着点C按顺时针(或逆时针)方向旋转任意角度a,得到如图2、如图3情形.请你通过观察、测量等...
【简答题】Two men, both seriously ill, were in the same hospital room. One man was allowed to _ 16 _ up in his bed for an hour each afternoon. His bed was _ 17 _ the room’s only window. The other man on the oth...
【单选题】20世纪60年代后,人体工程学进入一个新的发展阶段,()成为这个阶段主要的研究内容。
【单选题】—Who came to your office today? --A boy. Someone hit him____head. A. in his B. in the C. on his D. on the