attach a rider造句

• In altering the contents of an insurance contract , the insurer shall take notes on the original insurance policies or other insurance documents or attach a rider or a written agreement on the alteration signed by the insurant and the insurer
  变更保险合同的，应当由保险人在原保险单或者其他保险凭证上批注或者附贴批单，或者由投保人和保险人订立变更的书面协议。