【单选题】
It's our duty to preserve the planet for future（）
A、persons
B、generations
C、characters
D、nations
查看正确答案
A、翻译以下关于邮政储蓄填单业务有关对话。 B、①Clerk: Please fill in this form. C、②Customer: Sorry, I don’t know Chinese. Would you help me to complete the form? D、③Clerk: I am afraid I cannot do it for you. This is our regulation. You can go to the information desk to ask the director on duty for help.
