题目内容
32. ---- I usually take a walk at night.
---- ___ do that.
A. Better not B. You'd better not to C.Y ou hadn't better D. Best not to
A
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D
Cost of American Wars
| War name | Cost of the war | Cost as a percent of annual GDP |
| Revolutionary War | US $ 2.2 billion (in 2002 dollars) | 63% |
| War of 1812 | US $ 1.1 billion | 13% |
| Mexican War | US $ 1.6 billion | 3% |
| Civil War | US $ 62 billion | 104% |
| Spanish American War | US $ 9.6 billion | 3% |
| World War I | US $ 190. 6 billion | 24% |
| World War II | US $ 2.9 trillion | 103% |
| Korean War | US $ 335.9 billion | 15% |
| Vietnam War | US $ 494.3 billion | 12% |
| First Gulf War | US $ 76.1 billion | 1% |