She met her uncle ______her way ______school.[ ]
A. at, /
B. on, /
C. at, to
D. on, to
答案:D
若集合A={1,2,3,4},B={x∈N||x|≤2},则A∩B=[ ]
A.{1,2,3,4}
B.{﹣2,﹣1,0,1,2,3,4}
C.{1,2}
D.{2,3,4}
请简述遣唐使在华的主要活动