4. Complete the sentences. Use the past perfect form of the verbs in brackets.
(Hoàn thành các câu. Sử dụng dạng quá khứ hoàn thành của động từ trong ngoặc.)
1. After I _____ (leave) the newsagent's, I realised I _____ (forget) to buy a paper.
2. When I got to the shopping centre, most of the shops ____ already _____ (close).
3. We didn't have any bread because I ____ (not go) to the baker's.
4. My sister wasn't there when l got home because she __________ (go) to the cinema.
1.left-had forgotten
2.had already closed
3.hadn't gone
4.had gone