1,he became addicted to ……..(smoke) . he really regretted ……..(not ,take) his father’s advice.
2,it is crucial that Alfred……..(stop) using Keane.
3,i…….(consider)………(take) part in the next contest althought i am now busy……..(work) with a new group of students.
4,neither tom nor his friends……homework
A,do B,done C,does D,doing
1. smoking (become addicted to + V-ing: nghiện thứ gì đó)
not having taken/ not taking (regret + V-ing là hối hận về việc gì)
2. stop
3. consider taking (consider + V-ing: xem xét việc gì )
4. A. do ( neither+S1+nor+S2 => verb depends on subject 2; vì his friends là plural noun nên ta chia plural verb)
1 smoking / not having taken
2 stop
3 consider taking / working
4 a