21.   A recall petition drive was launched several months ago, but so far has failed to garner the needed signatures.

22.   A three-month-long countrywide tree plantation drive has been launched.

23.   A year ago, the United States used the Asia-Pacific Economic Cooperation forum to launch a drive to cut barriers to trade in computers.

24.   And once a new polio case turns up in a hospital or clinic, a house-to-house immunization drive is launched in the area.

25.   As patron of the Syrian Computer Society, he has launched a drive to computerize government institutions.

26.   Banovic launched a drive to collect money for families of the dead miners.

27.   But Martinez, who had been hitless in nine Series at-bats, launched a drive over the center field fence to tie it.

28.   But now the government is launching a drive to protect its treasures after an embarrassing probe found state workers were part of an international smuggling ring.

29.   Canadian banks have also launched relief drives.

30.   Clinton and Yeltsin pledged at the same time to launch a drive to eliminate many of the remaining nuclear weapons.