题文
___ years ago, the population of China was over 20 million.
| A.Four hundreds |
| B.Four hundred |
| C.Four hundred of |
| D.Four hundreds of |
___ years ago, the population of China was over 20 million.
| A.Four hundreds |
| B.Four hundred |
| C.Four hundred of |
| D.Four hundreds of |
试题篮
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