He worked so hard that (1) he made himself ill. We were (2) for 20 minutes in a traffic jam. If I don’t keep my promise, I won’t be able to (3) him (3). At the end of the letter she said that she was (4) seeing him soon. His (5) to carry out the plan was not weakened by the difficulties he met with. Jack (6) his old classmate while having lunch. He came to the meeting (7) his serious illness. As they would graduate soon, most of the students were busy (8) jobs. His hard work (9) when he got a raise in salary. The child (10) learning the piano when he knew how long it would take to become a professional musician. He is only a (11) member of the committee, so he doesn’t speak much. I saw a car ran into a man. (12) that, the police arrived.