6. On weekend, my grandma usually ____ a glass of wine.

A. subscribes to B. engages in C. hangs on D. indulges in

subscribe 订阅

subscription 订阅量、订金

engage in 从事某事、忙于某事

engaging 迷人的、吸引人的

engagement 约会、订婚

tryst 约会

hang on 坚持、紧握着、抓住不放

indulge in 沉浸于其中、放纵的、享受

dull 钝的、枯燥的、白痴的、傻乎乎的、呆滞的、索然无味