21.   City and county officials have imposed strict residential water conservation measures.

22.   Energy officials have imposed strict conservation measures.

23.   Egyptian officials imposed tight security on him and refused to say where he was staying.

24.   However, prison officials have imposed heavy restrictions on media coverage.

25.   In April, when the infection became known, Philippine officials imposed the export ban and ordered all breeding farms quarantined.

26.   In January, Oregon officials imposed a quarantine on oak firewood and nursery stock from California.

27.   In Shanghai, officials have imposed a ban on new building in an attempt to shore up its real estate market.

28.   In the last three months, each time officials imposed new rules governing the market, trading became duller.

29.   Iraqi officials imposed a news blackout on the mercy mission and refused to allow reporters to meet the women when they entered the country.

30.   Iraqi officials imposed a news blackout on the mercy mission and refused to allow reporters to meet with the women.