常見(jiàn)例句In group discussions, John is always quick on the trigger.在小組討論會(huì)上，約翰總是反應(yīng)敏捷，爭(zhēng)先發(fā)言。Do you teach your students singly or in groups?你教學(xué)生是個(gè)別地教還是按組教？ 返回 in groups