Complete the sentences. Use the past perfect form of the verbs in brackets. (Hoàn thành các câu sau. 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 I got home because she _______ (go) to the cinema.