1.The old man gave away his money to build a new laboratory.
2.The population has increased from 1.2 million to 1.8 million.
如有问题,欢迎继续追问:)
1.The old man gave away his money to build a new laboratory.
2.The population has increased from 1.2 million to 1.8 million.
如有问题,欢迎继续追问:)