1．More attention should be paid to improving (improve) the safety of school buses，which has become a big concern of the whole society.
2．I received a letter containing (contain) some important information about the project.
3．After he retired，the old man did all he could to protect the old temple from being damaged (damage)．
4．You needn't have taken a taxi.Why didn't you catch the last bus as I told you?
5．Instead，I suggested choosing (choose) some students to see him on behalf of the whole class.(2015·浙江卷，书面表达)
6．The boss of the company is trying to create an easy atmosphere where his employees (employ) enjoy the work.(2015·天津卷，单选)
7．No one has come up with a convincing explanation of why dinosaurs died out .
8．We appreciate participating (participate) in this activity，which has helped to build an emotional connection between the old and the young.
9．The only way to succeed (succeed) at the highest level is to have total belief that you are better than anyone else on the sports field.
10．It makes our school dirty and unpleasant，and does harm to the image of our school.
