出票
参考答案:
出票人在汇票上填写付款人,支付金额等项目,经签字后交给受票人的行为。
---Have you paid ? What’s my share of the bill?
---____. It wasn’t very much.
A.Don’t worry about it.
B.It’s my share.
C.None of your business.
D.It’s up to you.
变应性鼻炎发病机制有关的特异性抗体为()
A.IgA
B.IgG
C.IgE
D.IgM
E.以上都不是