选择性必修第二册;01;在空白处填入1个适当的单词或括号内单词的正确形式。

1._______（face）expressionsplayakeyroleinface-to-facemunication.;3.Whendealingwithavarietyoftasks,youhetoconstantlyswitchyourmodesofthinking,leadingtothe___________（balanced）distributionofattention.;5.Thedecisionwastakenafter