煤气三大危害是指（） ["中毒","爆炸","着火"]
When launching a lifeboat，the tricing pennants should be released（）. ["before the boat is lowered from the stowed position","as the boat-fall blocks break clear of the davit head","before the boat is lowered from the embarkation level","after the boat is released into the water"]
windows 7默认库的是（）。 ["A.文件库","B.视频库","C.音乐库","D.图片库"]
When landing a lifeboat through heavy surf with a strong current running parallel to the beach (from right to left when facing from seaward) the recommended procedure is to（）. ["approach while coming to the left to take advantage of the current","drop an anchor outside the surf line，then pay out anchor line over the bow while the seas carry the boat toward the beach","approach slow enough so that the boat can be brought around to meet breaking seas on the bow","rig a drogue with tripping line over the bow，back ashore with drogue tripped between breaker"]
理财产品指农业银行发行的债券及货币市场工具类、信托类、结构性、代客境外理财类及其他产品。包括（） ["本利丰”人民币理财产品","汇利丰”本外币结构性存款","境外宝”代客境外理财产品","基金宝”以及其它各类个人理财产品"]
金代皇家园林代表中，（）是金代最大的一座大内御苑。
