根据首字母及上下文内容填空。

     How many c_________ (1) do you know? Please guess what colors they are. Trees are g_________ (2).

Some of the apples are r_________ (3). The sky is b_________ (4).Oranges are o_________ (5). Some

flowers are y_________ (6), some are p_________ (7) and some are w_________ (8). A blackboard is

b_________ (9). I don't like all these colors. I like light blue，but my father likes b_________(10). He is often

in a brown shirt.

流脑败血症期主要病变是（）

A.血管内皮损害，炎症，坏死，血栓形成

B.全身小血管中毒性损害

C.全身性广泛性小血管损害

D.脑内血管微血栓形成

E.颅底化脓性炎症和粘连