Detailed pictures are included with some questions and each question has explanations which are linked to additional online references.
Statistics are generated as you progress and include a list of keyword topics. Our hope is that you use the statistics generated to determine what areas need further study.
New and improved GUI design which will now work on the newest iPhones and iPads. We have also updated the question content.
启用“家人共享”后，此 App 最多可供 6 名家庭成员使用。