There _____________ a pen and two pencils in the box. [ ]
A. are
B. is
C. has
D. have
答案:B
绝对值小于4的所有整数的积是 [ ]
A.﹣36
B.﹣6
C.0
D.6
“2009年国际(亳州)中医药博览会与首届中国健身气功博览会暨________五禽戏健身节”同时在安徽亳州举办。你推断横线上需要填写的人物名字是[ ]
A.蔡伦
B.华佗
C.张仲景
D.扁鹊