Once______ a difficult and even dangerous place______,Vietnam is now a friendly destination that welcomes visitors from all over the world.
The road______for vehicles is under repair. Drivers are required to take some other routes.
― Have you ever talked to your fiancée about the wedding yet? ― No, I’d like to, ______.
I went to bed early, but I left my bedroom lamp on ______ my parents think I _______.
― I'm afraid I have to give it up. ― Don't be discouraged. Remember ______ sticks to his work will succeed one day.
_______ is the strength of union that all the dilemmas, if any, can be dealt with.