下列哪种免疫抑制剂具有抗肿瘤作用()
A.环孢素
B.他克莫司
C.硫唑嘌呤
D.雷帕霉素
E.泼尼松
参考答案:D
原子是由 和 组成的.
—Would you like to have some milk ?
—__________ [ ]
A.Very much.
B.Yes , I'd love to .
C.Not at all.
D.No, I do't like