價格：免費
更新日期：2014-05-15
檔案大小：4.3 MB
目前版本：1.1
版本需求：OS X 10.8 或以上版本，64 位元處理器
支援語言：英語
For intermediate to advanced level students:
This exercise tests your grammar skills and some vocabulary. It tells you your study level at the end, and is very accurate in our English teaching experience (Of course, nothing is perfect!)