健康成人白细胞正常值为() A: (4～10)×109／L B: (4～ll)×109／L C: (5～10)×109／L D: (4.5～10)×109／L E: (4.5～ll)×109／L

选出与下列中文匹配的英文：我们可以给你打9折。（ ） A: We’ll offer you a discount of 9 percent. B: We’ll grant you a discount of 10 percent. C: We’ll offer you a discount of 90 percent. D: We’ll give you a 10 percent discount.

I just called to confirm our appointment at 10 a.m. tomorrow. A: Sure, I'll be expecting you at 10. B: Sorry, I'll be at a meeting at 10. C: Well, I'll be seeing Mr. Peterson at 10. D: No, I'll be in a train at 10.

__________ in the library, or you’ll be fined 10 dollars and banned from entering for one month.

样条线共有几种对象类型？ A: 9 B: 10 C: ll D: 12

以下哪些细胞因子可增强NK细胞的作用（）。 A: IL-2、IL-8 B: IL-2、IL-4 C: IL-2、IFN-Y D: lL-10、IFN-Y E: IL-3、IL-4

6. If you pay ￡10 a month，you'll get access to premium music without the distraction of advertisements.______

--- Is this jumper $100 ? --- Well, for promotion, we can offer 10% off. --- Oh, it's _______. I'll take it. A: $10 B: $90 C: $20 D: $80

You'll be meeting the general manager of 3D company to ___________ pricing at 10 a.m. A: negotiate B: talk C: think D: set

以下白细胞介素和细胞因子中可通过多种途径、产生多种效应来介导炎症反应的是（）。 A: TNF-a B: IL-1 C: IL-6 D: lL-4 E: lL-10