780B设备SXCU盘（2.154.062）低阶交叉容量为（）。 A.5G B.10

全球平均海拔最高的大洲是[ ]

A．非洲

B．南极洲

C．欧洲

D．亚洲

鼻源性眶内并发症中最严重的是（）。

A.球后视神经炎

B.眶壁骨膜下脓肿

C.眶内炎性水肿

D.眶内蜂窝织炎和眶内脓肿

E.眶内炎性膨胀

用所给词的适当形式填空。

1. I never feel ______(bore) when he is with me, because he's very funny.

2. I think the food my mother cooks is ______ (tasty) of all.

3. Could you tell me the ______ (high) of the building?

4. They decided ______(not go) to the park because they had too much work to do.

5. ______ (able) to sleep, I got up and made myself a drink.

6. — Didn't you hear the doorbell, dear?  

    —Sorry. I______(listen) to Pop music.

7. Some wild animals are in danger of the ______ (lose) of living areas.

8. There are more and more ______(nature) disasters in the world.

9. Many birds can live ______ (comfortable) in Zhalong all year round.

10. I'll watch the dolphin show alone if Tom ______ (be not) free tomorrow.

11. Tim and I are good friends, and we keep our secrets to ______(we).

12. —Would you like to see the maple (枫树) ______ (leaf) in Hongmei Park ?

      —I'd love to!

13. All of the students were excited at Yao Ming's ______ (arrive)

14. Do you have a great time ______(chat) with each other during lunchtime?

15. Our English teacher encourages us ______ (speak) English as much as possible.

Americans’ (1) impulses keep generating surprises. Charitable giving plays an even larger role in the (2) . Demand for nonprofit services gets proportionately bigger as a locality’s (3) rises. The philanthropy of the wealthy may not hinge on tax (4) to the degree many believe. The US (5) the world in levels of charitable activity. Some experts see charity as a (6) trait of the US, more than (7) or business. But those forces may be (8) , as many nonprofits, from healthcare to classical music are selling (9) in a marketplace alongside for-profit (10) . Charity is no mere (11) activity. It pays off for society in ways that may (12) the rates of return on many traditional investments. Charity not only helps those on the (13) end but also strengthens the (14) of society at large. Moreover, it appears to make the givers themselves more (15) . The pattern that conservatives are better givers than (16) is less about politics than about charity-linked (17) most common to conservatives, religious commitment, marriage and children, and entrepreneurship. The main point is that more Americans, regardless of ideology, embrace giving as a tool for (18) . The urge to make a difference, and to take (19) in it, outweighs (20) considerations.

牙齿稀疏松动，齿根外露，多为

A．胃阴已伤
B．津液大伤
C．肾阴枯竭
D．虚火上炎