【简答题】CAs are ____1____( 付费 ) to ____2_____ ( 做广告 ) a product or a service ; PSAs are often run __3____ ( 免费 ) and are meant to ___4____ ( 教育 ) people.
【单选题】 以下哪位不是和宝玉同一天生日?
【简答题】 以下点属于立体表面的是()。 A.B.C.D. D
【单选题】下列表示, 已经点击 ( 访问 ) 过的可链接文字的 的颜色是黑色的是()
【简答题】PSAs are often run___1___ (免费), and are intended to educate people about health, safety, or any other issue which affects ___2____(公共福利).
【单选题】PSAs are often run _____ free, and are ______ to educate people about health, safety, or any other problem that affects public welfare.
【单选题】 以下哪个不是现代餐饮企业的主要类型( )。
【简答题】下列表示,已经点击(访问)过的可链接文字的的颜色是黑色的是()
【单选题】 以下哪种投影图的度量性最好?
【简答题】Advertisements, which often use words and pictures to p____1_____ people to buy a product, or to believe in an idea, play an important p ____2____ in our lives. We can find them almost w____3___ we go...