【单选题】The Triffin paradox:__________.
A.
was first proposed by Professor Robert Triffin
B.
warned that the gold-dollar exchange system of the Bretton Woods agreement was programmed to collapse in the long run
C.
was indeed responsible for the eventual collapse of the gold –dollar exchange system in the early 1970s
D.
all of the above are correct
【简答题】在“探究平面镜成像的特点”实验中,小明用玻璃板、相同的两个棋子A及B、刻度尺、橡皮泥、白纸等器材进行实验,如图所示。 (1)实验时玻璃板应该________放置在水平桌面上; (2)实验器材选择相同的两个棋子A、B,其目的是为了________; (3)用玻璃板代替平面镜,主要是利用玻璃板透明的特点,便于________; (4)实验中使用刻度尺,是为了测量________; (5)为了说明平面镜...
【判断题】master cylinder主缸的翻译是否正确?
【单选题】第一节第四个8拍,第6拍,双臂胸前平屈()至下举
【简答题】( 3E5.7 ) 16 = ( ) 10
【简答题】(3E5.7) 16 = ( ? ) 10