https://online2.tingclass.net/lesson/shi0529/0001/1240/14-6.mp3
https://image.tingclass.net/statics/js/2012
6. On weekend, my grandma usually ____ a glass of wine.
A. subscribes to B. engages in C. hangs on D. indulges in
<subscribe>
subscribe 訂閱
subscription 訂閱量、訂金
</subscribe>
<engage in>
engage in 從事某事、忙于某事
engaging 迷人的、吸引人的
engagement 約會、訂婚
tryst 約會
</engage in>
<hang on>
hang on 堅持、緊握著、抓住不放
</hang on>
<indulge in>
indulge in 沉浸于其中、放縱的、享受
dull 鈍的、枯燥的、白癡的、傻乎乎的、呆滯的、索然無味
</indulge in>
