为了暂时记住朋友的电话号码以便拨号，最适宜的记忆策略是 （ ）

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SQL Error: select id,body,options from ***_enewstiku where sourceid='26611' and id < 2216470 and id<>'2216470' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='26611' and id > 2216470 and id<>'2216470' order by id asc limit 5