It is no use _________ to persuade him ________ smoking because he has been addicted to it since he wasyoung.
I asked my English teacher and he replied with a ________look.
The plane takes off at 6:00 p.m. So I have to arrive at the airport ________ 5:30 p.m. at the latest.A after B. since C. until D. by
--How long ________ as an assistant here?-- Ever since I finished middle school.
--Forgive me for hurting you by saying so.--________
They had ________ in keeping in touch with each other that they decided to move to the same city.