例句與造句

1. For example, the Kemper Insurance Cos . executed two large finite transactions in 2001 that covered losses already incurred, known as retroactive policies.
2. Iraq has, in turn, stepped up criticism, saying its U . N .-monitored oil sales, which ran at about 1.5 million barrels per day in the second half of May, could drop sharply in June due to the retroactive policy.
3. Iraq has, in turn, stepped up criticism, saying its U . N .-monitored oil sales, which ran at about 1 . 5 million barrels per day in the second half of May, could drop sharply in June due to the retroactive policy.
4. It's difficult to find retroactive policy in a sentence. 用retroactive policy造句挺難的