open指"用手或某工具打开"
turned 是名词,翻译为“翻转”,例句：She turned the chair on its side to repair it. 她把椅子翻转过来修理.
turn用作名词时可以和不少介词构成介词短语,例如：by turn交替地,轮流地,一会儿……一会儿;．in one's turn轮到某人(做事).
turn on 指"打开某种电器"如电灯,电视等的开关.
take后面常跟双宾语, 常见用法有以下几种：
(1) It takes sb. ＋时间＋to do sth. 做某事花了某人多少时间.例：It took them three years to build this road. 他们用了三年时间修完了这条路.
(2)doing sth. takes sb. ＋时间,做某事花了某人多少时间.例：Repairing this car took him the whole afternoon. 他花了一下午修车.