Janet as well as the other young people who sent abroad by the government brought up in a small town.
According to some students, ______ listening practice is still ______ must in Senior 3, because it helps promote the sense of language.
This is challenging job I mentioned to you the other day. Have you had anyone in mind for it now?
In face of failure, it is the most important to keep up good state of mind.
Corruption is _______ problem in countries across the world, with developing countries often believed to be more serious, although there is no evidence to suggest this is _______case.
We can never expect _______bluer sky unless we create ______ less polluted world.