【简答题】在平面内,一条射线绕着它的端点旋转有两个相反的转向,顺时针方向和逆时针方向。习惯上,我们规定,按逆时针方向旋转而成角叫做 ;按顺时针方向旋转而成的角叫做 。当射线没有任何旋转时,我们也把它看成一个角,叫做 。
【单选题】在平面内,一条射线绕着它的端点按顺时针方向旋转而成的角叫()
【多选题】近年来,我国企业“走出去”的步伐明显加快。非金融类对外直接投资从2007年的248亿美元上升到2012年的773亿美元,年均增长25.5%,只身对外投资大国行列。我国企业“走出去”战略的重要意义是()
【单选题】SECTION 1 Directions: Each sentence below has one or two blanks, each blank indicating that something has been omitted. Beneath the sentence are five lettered or sets of words. Choose the word or set ...
【多选题】近年来,我国企 业 “走出去”的步伐明 显 加快。非金融 类对 外直接投 资 从2007年的248 亿 美元上升到2012年的773 亿 美元,年均增 长 25.5% , 跻 身 对 外投 资 大国行列。我国企 业 “走出去” 战 略的重要意 义 是( )
【单选题】SECTION 1 Directions: Each sentence below has one or two blanks, each blank indicating that something has been omitted. Beneath the sentence are five lettered or sets of words. Choose the word or set ...
A.
restrictive … permissive
E.
intriguing … monotonous
【单选题】The verb 'to lecture' someone doesn't just mean to teach someone. What else can it mean? a) to get someone's opinion b) to fantasise about someone c) to pass on some gossip d) to scold someone about s...
【判断题】1850 年前后,法国艺术界出现一场文艺现实主义运动,反对古典主义和浪漫主义的形式化,提出艺术家必须对现实世界作忠实的描绘,通过他的五官来感知世界,取材于他周围的世界,要表现下层社会和工人阶级的生活,表现上要尽可能客观。( )
【单选题】在平面内,一条射线绕着它的端点按顺时针方向旋转而成的角叫( )
【单选题】SECTION 1 Directions: Each sentence below has one or two blanks, each blank indicating that something has been omitted. Beneath the sentence are five lettered or sets of words. Choose the word or set ...