"more often than not"是一个短语,表示“通常,大部分时间,往往”,同义词是usually或者normally.
如果觉得不好记,可以扩展more often than not为Doing sth is more often than not doing sth,也就是“做某事的时候比不做这件事的时候要多”,换句话说就是常常会做这件事.
总之,把这个短语替换成usually,句意就很容易了:
labels are usually cheating buyers.标签经常会欺骗消费者.
1F的答案是不对的,说反了.