approve of赞成, 赞同

例句：Everybody approves of the plans for a new school building.
      大家都赞成建造一所新校舍的计划。

      I don't approve of smoking in bed.
      我不赞成在床上吸烟。

2.Ford and other businessmen learned a great deal about how to control costs, set prices, and decide how much to produce.

a great deal大量

例句：They entertain a great deal.
      他们常常招待客人。