1·I will try my best at once to be polite.
我会尽我最大的努力保持礼貌。
2·I may not try for the prize, but I want to try my best to recite it, because the boys laugh at me.
我可能不想得奖，但我想尽力背诵，因为孩子们嘲笑我。
3·I will try my best to finish it and won't betray your trust.
我会竭尽全力去完成，不会辜负您的信任。
4·However difficult it might be, I will try my best to work it out.
不管有多困难，我都会尽力解决。
5·If you have other requests, please feel free to write to me. I will try my best to meet your needs.
如果您还有其他要求，请随时写信告诉我，我会尽量满足您的需求。
6·B: Thank you. I'll try my best.
谢谢，我会尽力的。
7·But I will try my best in London.
但我会在伦敦尽最大的努力。
8·Tax official: I will try my best.
税务局：尽我所能吧！
9·I promised to try my best.
我向父亲保证会尽自己最大的努力。
10·I know it's hard, but I will try my best.
我知道这很困难，但我会尽我最大的努力。