1. When registering as a new voter, take along your diploma as proof of literacy.
    当你要登记成为有投票权的人时，带着你的文凭以证明你有读写的能力。

2. A diploma is no guarantee of efficiency.
    持有文凭不能保证工作效率一定高。

3. I have a diploma in English.
    我有一张英语考试及格证书。