引起移植排斥重要的HLA位点是（）
A.HLA-A
B.HLA-B
C.HLAC
D.HLA-D
E.HLA-DR
参考答案：E
We will（）you as soon as the new crop comes to the market.
A.contact with
B.contact
C.contact to
D.getcontact
胚胎移植
