I.阅读理解 (共两节；满分30分)
第一节 阅读下列短文，从每题所给的A、B、C、D四个选项中选出最佳选项 (共10小题；每小题2分，满分20分)
A
The California State Railroad Museum (CSRM) in Old Sacramento totals 100,000 square feet. Completed at a cost of $16.1 million, the museum opened in May 1981. It houses 21 old locomotives (火车头) and cars, some dating back to 1862. Here, visitors can learn a lot about railroad history in California and the West in America.
