题目内容

下列哪些成分参与微循环的构成

A. 微动脉和微静脉
B. 真毛细血管网
C. 直接通路
D. 动静脉吻合
E. 毛细血管前微动脉和中间微动脉

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The battle of Saratoga was very important in American War of Independence, because ___________.

A. it saw the surrender of the British General Cornwallis
B. it is a very important turning-point towards the good of the Americans
C. it was won under the ledership of a French General
D. none of the above

America's Declaration of Independence was worked out in ____.

A. Chicago
B. Philadelphia
C. Washington
D. New York

Influenced by ____’s travel book, kings, lords and merchants in Western Europe were eager to get hold of the treasures from the east.

A. Gulliver
B. Marco Polo
Columbus
D. Magellan

____ supported Columbus' expedition to the west.

A. Italy
Britain
C. Spain
D. Holland

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