We are not hostile to them. But we believe they must be controlled to serve the public good."

VOA: special.2010.08.12

But if they're holy, they must be pure.

蛋如果它是神圣的，它必然是纯洁的。

耶鲁公开课 - 旧约导论课程节选

Pictures can be beautiful. But they must tell facts,too."

VOA: special.2009.05.10

But the president said they are long term investments that must be made.

VOA: standard.2009.03.17

But they have not set a date for this and the United states says any future Palestinian state must be the fruit of negotiations between the Palestinians and Israelis.

VOA: standard.2009.11.17