【简答题】When opening small businesses ,the most important thing for small-business owners to do is [A] to make a thorough ysis on the market. [B] to invest much more money in small business. [C] to cut do...
【简答题】小班应能正确掌握的形状有( )、( )、( )、( )。
【单选题】下列关于鸡冠花形态特征描述不正确的是 。
【判断题】濒( b ī n )临 针砭( bi ā n ) 屏( bǐng )气 摒( bǐng )弃
【单选题】When opening small businesses, the most important thing for small-business owners to do is
A.
to make a thorough analysis on the market,
B.
to invest much more money in small business.
C.
to cut down the workers' wages,
D.
to think carefully about the internal specific conditions in the small enterprises,
【简答题】PWM 控制技术包括单极性控制和 两种方式。
【单选题】下列加点字注音正确的一组( )
A.
濒临(bīn ) 华山(huá ) 相形见绌(chù ) 戕害(qiāng )
B.
卓越(zhuó) 良莠不齐(yǒu ) 折本(zhé ) 膝盖(qī )
C.
字帖(tiè ) 落枕(lào ) 恪守(kè ) 即使(jí )
D.
口供(gòng ) 创伤(chuàng ) 针砭(biān ) 给予(jí )
【单选题】鸡冠花下列描述正确的是:
B.
其花序为头状花序,有的象鸡冠,而有的却似凤尾,因此俗称凤尾花。
【判断题】一个函数如果有最值,则一定是在它的极值点处取到。