英语翻译

英语翻译
1.As a matter of courtesy,and to strengthen your case,write a follow-up letter to think the interviewer for the interview.
2.Remember that the impression created by your voice should be that of a friendly smile.
3.A long time ago,when airplanes were not very big or strong,all the passengers had to be weighed with their luggage,so that planes did not have to carry more than it was safe to carry.
4.With a regular passbook savings account,you would be able to withdraw money whenever you needed it.
5.It is hard to imagine how the complex business affairs of our modern world could be carried out without the many services that a bank provides.