1. Laws protect people.2. Banks guarantee the integrity of their accounts.3. Warranty is the vendor's offer to stand by their equipment. If the equipment fails, you can ask the vendor to repair it as long as it is under warranty.
 protect guarantee to stand by something
1. 法律保護人民.2. 銀行保障客戶的存款.
Smith 先生宣誓就職成為非洲的新財政部部長。 (請填空)
Mr. Smith has been sworn in as Africa's new Ministe of Finance.