【单选题】本科生读者在图书馆(基库除外)所借图书的借期是多长时间?
【单选题】Which Vitamin Boosts Brain Power? Vitamin E has been touted for its anti-aging and anti-cancer benefits because, as an antioxidant, it counters the destructive action of molecules called free radicals...
A.
very popular among some people
B.
effective in memory enhancement
C.
very helpful to the elderly actions
D.
destructive in aging and cancers
【简答题】在n个顶点的非空无向图中,最多有__________个连通分量。【中南大学2003三、10(1分)】
【单选题】江老师从教多年,桃李满天下,自诩获誉无数,但他从不旁听其他老师的课程,也很少参加学校举办的讲座和培训活动。这表明江老师缺乏( )的意识。
【简答题】n个顶点的非空无向图,最多有( )个连通分量。