It has 16 modern historians realize that Sichuan's human history goes back 17 five thousand years, and, located on the upper part of the Yangtze River, the site challenges the common idea 18 Chinese civilization rose from a single source - the Yellow River valley.
19 still, only four of the Sanxingdui Ruins' 12 square kilometres have been uncovered. Who knows what 20 big surprises are waiting to be shown to the world?
1. A. date B. date back to
C. date of D. date for
答案:B
解析:句意:......回溯到15, 000年前。date back to"回溯到/从......时就有";date of"......的日子";date for. . . "定......的日子"。
2. A. were discovered B. discovered
C. was discovered D. discovering
答案:A
解析:"the rock paintings"被两个孩子发现的。
3. A. then B. only C. earlier D. later
答案:D
解析:"the paintings"稍后(later)就成为 "find of last century"。
4. A. knowing B. known
C. to know D. knew
答案:B
解析:过去分词短语做定语修饰the Sanxingdui Ruins。
5. A. In B. On C. At D. By
答案:A
解析:某年的春天用介词in。
6. A. teacher B. worker
C. official D. farmer
答案:D
解析:上文有暗示是农民。
7. A. Driven B. To drive
C. Driving D. To be driven
答案:A
解析:根据句意:因好奇心驱使。driven by curiosity过去分词短语做状语, 表原因。
8. A. sets B. pieces C. suits D. pairs
答案:B
解析:根据上下文, 显然是一件件, 而非set "副";suit "套";pair "双"。
9. A. so B. not C. as D. too
答案:C
解析:as. . . as "与......一样"。
10. A. such as B. for example
C. for instance D. as well as
答案:A
解析:such as表列举;for example/for instance"例如", 后一般只列举一项;as well as "也, 一并"。