求英语大神帮忙修改两句英语语法错误!
1.LearningEnglishearlyinone'schildhoodhelpsonebemoreconcentrated.
"bemoreconcentrated"被老师划出来说有tense问题...
2.Hisworkmightbesoheavythathecouldnotcopewiththemall.
"them"被划出来说有tense问题...
完全不知道错在哪里!求教各位善良的智慧的英语大神~!