1.        Chia động từ trong ngoặc sao cho phù hợp với thì Quá khứ tiếp diễn (I was doing), Quá khứ hoàn thành (I had done) hoặc Quá khứ hoàn thành tiếp diễn  (I had been doing).

              1.1.        It was very noisy next door. Our neighbours………………... (have) a party.

              1.2.        We were good friend. We ………………...  (know) each other for years.

              1.3.        John and I went for a walk. I had difficulty keeping up with him because he ………………... (walk) so fast

              1.4.        Sue was sitting on the ground.She was out of breath. She………………... (run)

              1.5.        When I arrived, everybody was sitting round the table with their mouths full. They………………... (eat)

              1.6.        When I arrived, everybody was sitting round the table and talking. Their mouths were empty, but their stomachs were full. They ………………... (eat)

              1.7.        Jim was on his hands and knees on the floor. He ………………... (look) for his contact lens.