There is a common belief among them _______ rubbish can and should be put into good use.
It is no use trying to talk him into studying hard; he can only be by force.
This pop star is very ______ with young people, who like his songs and style.
Susan advised me not to buy the vase, but I bought it _____.
Scientists in some countries have done a lot of work to _____ the moon.
She does not know _____ the situation, for she is too inexperienced.