【单选题】Which of the following would best replace the word 'canny' used in paragraph 2?
【简答题】请从下列各组单词中选出不同类的一项。 ( ) 1. A. clever ( ) 2. A. father ( ) 3. A. bird ( ) 4. A. she ( ) 5. A. he B. naughty B. teacher B. panda B. this B. She C. little C. mother C. parrot C. that C...
【多选题】下列说法正确的是?
A.
剪贴蒙版一旦建立,则执行拼合图层命令后,蒙版会消失,但是图像外观不变
B.
矢量蒙版和剪切蒙版在某些时候,能做出相同的图像效果
C.
无论哪种蒙版,既然都有存在必要,则不存在谁强大谁弱小的问题
【单选题】若浮心与重心的纵向坐标之差不超过船长的 ,则可认为船舶已处于平衡状态,否则须进行纵倾调整。
【简答题】选出每组单词中不同类的一项。 ( ) 1. A. Wide ( ) 2. A. clever ( ) 3. A. Big Ben ( ) 4. A. cute ( ) 5. A. this B. long B. bird B. Tower Bridge B. brother B. house C. river C. naughty C. beautiful ...
【简答题】出下列命题,其中正确命题的个数有 ( ) ①有一大批产品,已知次品率为 ,从中任取100件,必有10件次品; ②做7次抛硬币的试验,结果3次出现正面,因此正面出现的概率是 ; ③某事件发生的概率是随着试验次数的变化而变化的; ④若 ,则 是对立事件。 0 1 2 3
【单选题】在下面关于纵倾调整的叙述中,不正确的是 。
A.
一般说来 , 若浮心与重心纵向坐标之差不超过船长 L 的 0.1% , 则认为调整好了
B.
一般说来 , 若排水量与给定的船舶重量之差不超过排水量 Δ 的 0.5% , 则认为调整好了
C.
一般说来,若产生的弯矩最大误差大致不超过 5% Mmax ,则认为调整好了
D.
应根据第 2 次调整确定的首、尾吃水及对应的吃水线求出浮力分布曲线
【简答题】情景反应,听对话和问题,选择正确答语。 ( )1. A. Happy. B. Clever. C. Unhappy. ( )2. A. Because he had much homework to do. B. Because he was ill. C. Because he didn't want to read the book. ( )3. A. Her tele...
【简答题】选出与画线单词意思相近的词。 1. Please do not be rude . [ ] A. clever B. late C. careless D. bad mannered 2. Will the real king come forward? [ ] A. first B. young C. rich D. true 3. The donkey was beaten b...
【单选题】There was a woman in Detroit, who had two sons. She was worried about them, especially the younger one, Ben, 1 he was not doing well in school. Boys in his class made joked about him because he seemed...