【判断题】尺寸线用粗实线绘制,不能用其他图线代替,也不得与其他图线重合或画在其延长线上。()
【判断题】尺寸线不能用其它图线代替,一般也不得与其它图线重合或画在其延长线上
【判断题】设 A 是 3 阶矩阵,交换矩阵 A 的 1 , 2 两行相当于在矩阵 A 的左侧乘以一个 3 阶的初等矩阵 .
【单选题】– At first he was not good at playing basketball but after a long time of training hard, he stood out. – It’s easy to understand, ____________________.
A.
Make hay while the sun shines.
B.
Practice makes perfect.
C.
The early bird catches the worm
D.
Actions speak louder than words.
【判断题】尺寸线不能用其它图线代替,也不得与其它图线重合。
【单选题】At first he refused to admit he had stolen but when he was shown the videotape, he _______ and admitted everything.
【单选题】At first he refused to admit his guilt but when he was shown the evidence he ______ and confessed (坦白).