All politicians agree that inflation must be beaten but they differ over methods of achieving this.所有的政治家都认为必须遏制通货膨胀，但对于怎么样去做，他们各持己见。She thought her children would go to the bad unless they were strictly brought up.她认为必须严格要求孩子，不然他们就会走上歧途。We consider it absolutely imperative to start work immediately.我们认为必须立即开始工作，刻不容缓。