Public attention at the moment is (concentrated to) the problem of industrial ralations. 括号里那个 为什么不可以这样填?
人气:353 ℃ 时间:2020-09-12 23:03:24
解答
concentrate 集中,使集中于一点: You must concentrate all your energies on the study of English. 你必须集中全力学习英语. concentrate on 集中精力于;全神贯注于 可见,一般不用concentrate to 的搭配